http://www.ia.omron.com/ 1 (c)copyright omron corporation 2007 all rights reserved. power relay g2a highly reliable, 4-pole miniature relay ideal for sequence control ? card lift-off employed for greater life and stable quality. ? long endurance and stable quality are assured by card lift-off system. ? mounting interchangeability with my-series relays. ? operation indicator mechanism incorporated for at-a-glance monitoring of on/off operation. in addition, a built-in operation indicator model is also included in this relay series. ordering information model number legend 1. number of poles and contact form 4: 4pdt 2. contact type 3: crossbar bifurcated 3. enclosure construction 2: casing 4. terminal shape a: plug-in 1p: pcb 5. safety breaking mechanism none: no y: arc barrier 6. special element none: standard d: built-in diode n: built-in operation indicator n1: built-in operation indicator and diode us: ul-approved note: 1. the coil of the g2a-432a-n1 or a built-in diode model operates with dc only. 2. the g2a series include the g2a-434a power relay and g2ak latching relay. refer to g2a-434 and g2ak for details. 3. built-in indicator models satisfying international standards are available. contact your omron representative for details. classification plug-in terminals/solder terminals pcb terminals standard model g2a-432a g2a-4321p arc barrier equipped model g2a-432ay --- built-in diode model g2a-432a-d g2a-4321p-d built-in operation indicator model g2a-432a-n --- built-in operation indicator and diode model g2a-432a-n1 --- ul- approved model standard model g2a-432a-us g2a-4321p-us arc barrier equipped model g2a-432ay-us --- rated coil voltage note: 1. when placing your order, add the coil voltage rating listed in the specifications to the model number as shown below. example: g2a-432a 100/110 vac 2. built-in diode model and the operating coil of the g2a-432a-n1 are available only with dc ratings. 3. the latching relay (g2ak) and fully sealed relay (g2a-434a) developed based on the g2a are also available in this se- ries. g2a-@@@@@-@ 1 2 3 4 5 6
http://www.ia.omron.com/ 2 (c)copyright omron corporation 2007 all rights reserved. g2a relays other than standard models accessories sockets note: with monitor terminal. relay hold-down clips socket mounting plates specifications coil ratings the rated currents for some of the built-in operation indicator models differ from the values given in this table. refer to not e 5 below. note: 1. the rated current and coil resistance are measured at a coil temperature of 23 c with tolerances of +15%/C20% for ac rated current and 15% for dc coil resistance. 2. the ac coil resistance and coil inductance values are for reference only. 3. performance characteristic data is measured at a coil temperature of 23 c. 4. the maximum voltage is one that is applicable instantaneously to the relay coil at an ambient temperature of 23 c and not continuously. 5. for built-in operation indicator models rated at 6, 12, and 24 vdc, add an led current of approx. 5 ma to the rated currents. arc barrier equipped built-in diode built-in operation indicator g2a-432ay g2a-432a-d g2a-432a-n the arc barrier equipped model is a relay designed to prevent arc short-circuiting between phases and can be used in a circuit which has potential difference between phases. the switching power of such a circuit with potential differ- ence must be limited to less than 1/2 the rated load when using this relay. the built-in diode model is a relay which incorporates a diode for ab- sorption of the reverse voltage that may be generated when the coil is de-energized. because the release time of this model is long- er than the standard model, pay adequate attention to this point in designing a circuit. also, pay at- tention to the + polarity of the coil. the reverse-breakdown voltage of the diode is 1,000 v. the built-in operation indicator model has a newly added opera- tion indicator to the conventional operation indication mechanism and facilitates operation monitor- ing without being affected by am- bient illumination. with the -n model (rated at 16, 12, 24, and 48 vdc) and -n1 model rated at 6, 12, 24, 48, and 100 vdc), pay attention to the + polarity of the coil. track mounting front-connecting socket screw terminals solder terminals wire-wrap terminals pcb terminals without hold- down clip with hold-down clip without hold- down clip with hold-down clip pyf14a pyf14(-e), pyf14a- tu, pyf14t py14, py14-3 (see note) py14-y2 py14qn(2) py14qn(2)-y2 py14-0, py14-02 for front-connecting socket pyc-a2 for back-connecting socket pyc-3/pyc-5 for socket mounting plate pyc-2 for one socket pyp-1 for 18 sockets pyp-18 for 36 sockets pyp-38 rated voltage rated current coil resistance coil inductance (ref. value) must operate must release max. voltage power consumption 50 hz 60 hz armature off armature on % of rated voltage 6 vac 295 ma 233 ma 8.9 0.048 h 0.065 h 80 % max. 30 % min. 110 % approx. 1.4 va 12 vac 148 ma 117 ma 34 0.166 h 0.257 h 24 vac 73 ma 58 ma 136 0.691 h 1.04 h 50 vac 35 ma 28 ma 530 3.08 h 4.53 h 100/ 110 vac 17.7/ 21.4 ma 14/ 16.8 ma 2,200 12.42/ 12.38 h 18/16.4 h 200/ 220 vac 8.9/ 10.8 ma 7/8.4 ma 8,800 42.2/ 41.8 h 72/65.5 h 6 vdc 176 ma 34 0.14 h 0.26 h 10 % min. 110 % approx. 1.1 w 12 vdc 88 ma 136 0.6 h 1.0 h 24 vdc 45 ma 530 2.7 h 4.6 h 48 vdc 22 ma 2,200 11 h 19 h 100 vdc 11.4 ma 8,800 43 h 73 h
http://www.ia.omron.com/ 3 (c)copyright omron corporation 2007 all rights reserved. g2a contact ratings characteristics note: 1. the data shown above are initial values. 2. the contact resistance was measured with 0.1 a at 5 vdc using the voltage drop method. 3. the operate or release time was measured with the rated voltage imposed with any contact bounce ignored at an ambient temperatu re of 23 c. 4. the insulation resistance was measured with a 500-vdc megger applied to the same places as those used for checking the dielectr ic strength. 5. the electrical endurance was measured at an ambient temperature of 23 c. 6. this value was measured at a switching frequency of 60 operations per minute. approved by standards ul508 (file no. e41515) load resistive load (cos = 1) inductive load (cos = 0.4) (l/r = 7 ms) contact type crossbar bifurcated contact material movable: agau-clad agpd fixed: agpd rated load 0.3 a at 110 vac 0.5 a at 24 vdc 0.2 a at 110 vac 0.3 a at 24 vdc rated carry current 3 a max. switching power 250 vac, 125 vdc classification standard/acr barrier equipped/built-in operation indicator models (g2a- @ -n) built-in diode/built-in operation indicator models (g2a- @ -n1) contact resistance (see note 2) 100 m max. operate time (see note 3) 15 ms max. release time (see note 3) 15 ms max. 30 ms max. max. operating frequency mechanical: 18,000 operations/hour electrical: 1,800 operations/hour (under rated load) insulation resistance (see note 4) 100 m min. (at 500 vdc) dielectric strength 1,500 vac, 50/60 hz for 1 min between coil and contacts and contacts of different polarities (700 vac be- tween contacts of same polarity) vibration resistance destruction: 10 to 55 to 10 hz, 0.75 mm single amplitude (1.5 mm double amplitude) malfunction: 10 to 55 to 10 hz, 0.5 mm single amplitude (1.0 mm double amplitude) shock resistance destruction: 1,000 m/s 2 malfunction: 100 m/s 2 error rate (level p) (reference value) (see note 6) 1 ma at 100 mvdc endurance mechanical: 100,000,000 operations min. (at operating frequency of 18,000 operations/hour) electrical: 5,000,000 operations min. (under rated load and at operating frequency of 1,800 operations/hour) (see note 5) ambient temperature operating:C10 c to 40 c (with no icing or condensation) ambient humidity operating:5% to 85% weight approx. 38 g model coil ratings contact ratings g2a- @ -us 6 to 120 vac 6 to 120 vdc 1 a 120 vac (resistive load) 1 a 30 vdc (inductive load)
http://www.ia.omron.com/ 4 (c)copyright omron corporation 2007 all rights reserved. g2a engineering data maximum switching power endurance switching current (a) switching voltage (v) switching current (a) dc resistive load ac resistive load dc inductive load l/r = 7 ms 24-vdc resistive load 24-vdc inductive load l/r = 7 ms 110-vac resistive load 110-vac inductive load cos = 0.4 ac inductive load (cos = 0.4) 10 50 100 500 1,000 5,000 10,000 endurance (x10 operations) 3 ambient temperature vs. must-operate and must-release voltage g2a ac (60 hz) must-operate and reset voltage (%) number of relays: 5 must-operate voltage must-release voltage ambient temperature ( c) g2a dc must-operate and reset voltage (%) number of relays: 5 must-operate voltage must-release voltage ambient temperature ( c) ambient temperature vs. coil temperature rise g2a 110 vac (50 hz) coil temperature rise ( c) contact carry current number of relays: 5 ambient temperature ( c) g2a dc coil temperature rise ( c) contact carry current number of relays: 5 ambient temperature ( c) malfunctioning shock g2a-432a 100/110 vac not energized energized shock direction unit: m/s 2 number of samples = 5 measurement conditions: impose a shock of 100 m/s 2 in the x, y, and z directions three times each with the relay energized and not energized to check the shock values that cause the relay to malfunction.
http://www.ia.omron.com/ 5 (c)copyright omron corporation 2007 all rights reserved. g2a coil self-load life curve (unit: ma) contact reliability (jis c 4530 allen-bradley test circuit) contact resistance (m ) carry contact break contact make contact self-holding contact operations (x 10 4 ) 24 vdc contact resistance (m ) carry contact break contact make contact self-holding contact operations (x 10 4 ) contact reliability (improved allen-bradley test circuit) contact load: 1 ma at 5 vdc (resistive load) failure criterion contact resistance: 100 contact resistance (m ) carry contact break contact make contact self-holding contact operations (x 10 4 ) 60 = 0.00153 10 ?6 100 vac 60 = 0.00153 10 ?6 60 = 0.00153 10 ?6 model specifications no. of relays 123510 g2a-432a 100 vac, 60 hz 14 28 42 70 140 24 vdc 45 90 135 225 450 life (x10 ) 4 number of relays 100 vac 24 vdc relay mounting adjacent distance vs. coil temperature rise g2a-432a 24 vdc coil temperature rise ( c) condition: the saturated coil temperature is measured with rated coil voltage (24 vdc) imposed. relay mounting position upper lower average of no. 1 and no. 3 average of no. 4. and no. 6 average of no. 7 and no. 9 mounting adjacent distance l (mm) coil temperature rise ( c) condition: the saturated coil temperature is measured with rated voltage (110 vac) at 60 hz imposed. relay mounting position average of no. 1 and no. 3 average of no. 4. and no. 6 average of no. 7 and no. 9 mounting adjacent distance l (mm) upper lower 110 vac
http://www.ia.omron.com/ 6 (c)copyright omron corporation 2007 all rights reserved. g2a accessories (order separately) connecting sockets note: 1. the pyf @ a-tu is a high-humidity relay with nickel-plated rustproof terminal screws that are the same as the pyf @ a in size. 2. the pyf14t is slightly different from the pyf14a(-tu) in shape and size. 3. the pyf @ a-e is a finger-protection model, for which round terminals are not available. use fork-shaped terminals or equivalent ones instead. relay hold-down clips note: when using a relay hold-down clip for the built-in operation indicator model, use of the pyc-a2 or pyc-5, which allows easy vie wing of the indicator, is recommended. front-connecting socket back-connecting socket din track/screw mounting solder terminals wire-wrap terminals pcb terminals pyf14a(-e) pyf14a-tu pyf14t py14 py14-y3 py14-y2 (with relay hold-down clip) py14qn(2) py14qn(2)-y2 (with relay hold-down clip) py14-0 py14-02 py14-3 back-connecting socket (with check terminals for operation monitoring) check terminal for operation monitoring built-in operation monitoring lamp possible panel cutout 81 56 28 38.5 2 9 (7.7) 0.3 34.50.4 2-dia. hole three, 1.2-dia. holes shorting lead 78 +0.3 ?0 36 +0.3 ?0 77.5 +0 ?0.4 relay mounting height with socket with front-connecting socket with back-connecting socket note: pyf14a can be used for both din track mounting and screw mounting. 73 76.5 45.5 g2a g2a pyf14a py14 socket for front-connecting socket for back-connecting socket for socket mounting plate pyc-a2 pyc-3 pyc-5 pyc-2
http://www.ia.omron.com/ 7 (c)copyright omron corporation 2007 all rights reserved. g2a dimensions note: 1. all units are in millimeters unless otherwise indicated. 2. dimensional tolerances are 0.1 mm. built-in operation indicator models color of operation indicator ac model: red dc model: green note: do not reverse the polarity of the coil of dc relays that have a built-in indicator or diode. g2a-432a-n solder terminal models pcb terminal models mounting holes on pcb (bottom view) terminal arrangement/internal connections (bottom view) standard models make-before-break contact models arc barrier equipped models built-in diode models 5 4.1 12.65 4.4 fourteen, 1.5-dia. holes 4.4 13.2 6.35 7.3 0.5 21.5 max. 28.5 max. 1.8 42.5 max. 4 0.5 1 2.6 21.5 max. 0.5 28.5 max. fourteen, 1.2-dia. 1.2 holes x 3 elliptic holes 1.8 42.5 max. 5.4 2.6 100/110, 200/220 vac 6, 12, 24, 50 vdc 6, 12, 24 vdc 48, 100 vdc g2a-432a-n1 6, 12, 24 vdc 48, 100 vdc
http://www.ia.omron.com/ 8 (c)copyright omron corporation 2007 all rights reserved. g2a safety precautions refer to safety precautions for all relays . a dc coil model with a built-in indicator or built-in diode has coil polarity. be sure to wire the terminals correctly, otherwise the diode may be broken or the operating indicator may not be lit. furthermore, as a result of the short-circuiting of the built-in diode, the devices in the circuit may be damaged. socket mounting plates (t = 1.6 mm) use any of these plates when mounting two or more sockets side-by-side pyp-1 (for single socket mounting) pyp-18 (for mounting 18 sockets) pyp-36 (for mounting 36 sockets) note: pyp-18 and pyp-36 can be cut to a desired length for mounting less than 18 or 36 sockets, respectively. 49 two, 3.4-dia. holes 28 square hole 492 72 elliptic holes 21.6 4.5 3.4 13.1 49 27.4 x 17 = 465.80.6 0.15 420.1 420.1 492 72 elliptic holes 21.6 4.5 3.4 13.1 r1.7 86.4 21.6 13.1 27.4 x 17 = 465.80.6 27.4 0.15 39.70.2 39.70.2 21.4 +0.2 ?0 r1.7 27.4 27.4 x 17 = 465.80.6 in the interest of product improvement, specifications are subject to change without notice. all dimensions shown are in millimeters. to convert millimeters into inches, multiply by 0.03937. to convert grams into ounces, multiply by 0.03527.
http://www.ia.omron.com/ c-1 (c)copyright omron corporation 2007 all rights reserved. safety precautions for all relays refer to the safety precautions section for each relay for specific precautions applicable to that relay. precautions for safe use observe the following precautions to ensure safety. ? do not touch the terminal section (charged section) of the relay or socket while power is being supplied. electric shock may occur. ? never use a relay for a load that exceeds the contact ratings of the relay, such as the switching capacity. doing so may result in reducing relay performance for insulation failure, contact welding, and contact faults, and might even result in burning or other damage to the relay itself. ? do not drop the relay or dismantle it. doing so may reduce relay performance and might even result in burning or other damage to the relay itself. ? relay durability is greatly affected by the switching conditions. always test the relay under actual application conditions to confirm applicability and use the relay only for the number of switching operations that will not affect performance. continued application of a relay with reduced performance may result in insulation failure between circuits or in burning in the relay itself. ? do not apply an overvoltage or incorrect voltage to the coil, and do not wire the terminals incorrectly. incorrect application may prevent the relay from performing its designed function, may affect external circuits, and may even result in burning or other damage to the relay itself. ? do not use the relay in atmospheres containing inflammable or explosive gases. switching arcs or relay heating may result in fire or explosion. ? wire the relay correctly according to the precautions for correct use when performing wiring or soldering. if the relay is used with wiring or soldering that is defective, abnormal heating while power is supplied may result in burning. relay application ? before actually using the relay, perform all possible tests to confirm applicability. unexpected trouble can occur in actual operation that would not be anticipated in theoretical planning. ? unless otherwise specified, all ratings and performances given in this catalog are for jis c5442 standard test conditions (temperature: 15 to 35c, humidity: 25% to 75%, pressure: 86 to 106 kpa). when testing the relay in the actual application, use the operating environment that will exist in actual applications along with the actual load conditions. ? all reference data provided in this catalog are from measurement samples taken from production lines and represented in graph form. actual values will depend on the application. ? all ratings and performances given in this catalog are from independent tests. values will vary for different combinations of ratings and performances. precautions for correct use refer to technical guide for general-purpose relays . in the interest of product improvement, specifications are subject to change without notice.
2007. 3 omron corporation industrial automation company http://www.ia.omron.com/ (c)copyright omron corporation 2007 all rights reserved. in the interest of product improvement, specifications are subject to change without notice. read and understand this catalog please read and understand this catalog before purchasing the products. please consult your omron representative if you have an y questions or comments. warranty and limitations of liability warranty omron's exclusive warranty is that the products are free from defects in materials and workmanship for a period of one year (or other period if speci ed) from date of sale by omron. omron makes no warranty or representation, express or implied, regarding non-infringement, merchantability, or fitness for particular purpose of the products. any buyer or user acknowledges that the buyer or user alone has determined that the products will suitably meet the requirements of their intended use. omron disclaims all other warranties, express or implied. limitations of liability omron shall not be responsible for special, indirect, or consequential damages, loss of profits, or commercial loss in any way connected with the products, whether such claim is based on contract, warranty, negligence, or strict liability. in no event shall responsibility of omron for any act exceed the individual price of the product on which liability is asserted . in no event shall omron be responsible for warranty, repair, or other claims regarding the products unless omron's analysis confirms that the products were properly handled, stored, installed, and maintained and not subject to contamination, abuse, misuse, or inappropriate modification or repair. application considerations suitability for use omron shall not be responsible for conformity with any standards, codes, or regulations that apply to the combination of products in the customer's application or use of the product. at the customer's request, omron will provide applicable third party certi cation documents identifying ratings and limitation s of use that apply to the products. this information by itself is not suf cient for a complete determination of the suitability of the products in combi nation with the end product, machine, system, or other application or use. the following are some examples of applications for which particular attention must be given. this is not intended to be an exh austive list of all possible uses of the products, nor is it intended to imply that the uses listed may be suitable for the products: ?outdoor use, uses involving potential chemical contamination or electrical interference, or conditions or uses not described in this catalog. ?nuclear energy control systems, combustion systems, railroad systems, aviation systems, medical equipment, amusement machines , vehicles, safety equipment, and installations subject to separate industry or government regulations. ?systems, machines, and equipment that could present a risk to life or property. please know and observe all prohibitions of use applicable to the products. never use the products for an application involving serious risk to life or property without ensuring that the system as a whole has been designed to address the risks, and that the omron product is properly rated and installed for the intended use within the overall equipment or system. disclaimers change in specifications product speci cations and accessories may be changed at any time based on improvements and other reasons. it is our practice to change model numbers when published ratings or features are changed, or when signi cant construction cha nges are made. however, some speci cations of the product may be changed without any notice. when in doubt, special model numbers may be assigned to x or establish key speci cations for your application on your request. please consult with your omron representative at any time to con rm actual speci cations of purchased product. dimensions and weights dimensions and weights are nominal and are not to be used for manufacturing purposes, even when tolerances are shown. errors and omissions the information in this catalog has been carefully checked and is believed to be accurate; however, no responsibility is assumed for clerical, typographical, or proofreading errors, or omissions. performance data performance data given in this catalog is provided as a guide for the user in determining suitability and does not constitute a warranty. it may represent the result of omron s test conditions, and the users must correlate it to actual application requirements. actual performance is subject to the omron warranty and limitations of liability. programmable products omron shall not be responsible for the user's programming of a programmable product, or any consequence thereof. copyright and copy permission this catalog shall not be copied for sales or promotions without permission. this catalog is protected by copyright and is intended solely for use in conjunction with the product. please notify us before copying or reproducing this catalog in any manner, for any other purpose. if copying or transmitting this catalog to another, please copy or transmit it in its entirety.
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