www.schneider-e lectric.com lrd 01...35 e 0080 ii (2) gd - zones 1 - 2, 21 - 22 3-pole thermal overload relays ec type examination certificate: use in explosive atmo spheres ineris 06atex0036x description 526212 lrd01 to lrd35 3-pole thermal overload rela ys are designed to protect a.c. circuits and motors against overloads, phase failure, long starting times and prolonged stalling of the motor. 1 adjustment dial ir. 2 test button. operation of the test button allows: - checking of control circuit wiring, - simulation of relay tripping (a ctuates both the n/o and n/c contacts). 3 stop button. actuates the n/c contact; does not affect the n/o contact. 4 reset button. 5 trip indicator. 6 setting locked by sealing the cover. 7 selector for manual or automatic reset. relays lrd 01 to 35 are supplied with the selector in the manual position, protected by a cover. deliberate action is required to move it to the automatic position. lrd 21 pp db110937 environment conforming to standards iec 60947-1, iec 60947-4-1, nf c 63-650 vde 0660, bs 4941 product certifications csa, ul, sichere trennung, atex except lad 4: ul, csa. degree of protection conforming to vde 0106 protection against direct finger contact ip 2x protective treatment conforming to iec 60068 ?th? ambient air temperature around the device storage c - 60?+ 70 normal operation, without derating (iec 60947-4-1) c - 20?+ 60 minimum and maximum operating temperatures (with derating) c - 40?+ 70 operating positions without derating in relation to normal vertical mounting plane any position shock resistance permissible acceleration conforming to iec 60068-2-7 15 gn - 11 ms vibration resistance permissible acceleration conforming to iec 60068-2-6 6 gn dielectric strength at 50 hz conforming to iec 60255-5 kv 6 surge withstand conforming to iec 60801-5 kv 6 electrical characteristics of power circuit relay type lrd 01?16, lr3 d01?d16 lrd 21?35, lr3 d21?d35 tripping class conforming to ul 508, iec 60947-4-1 10 a 10 a rated insulation voltage (ui) conforming to iec 60947-4-1 v 690 690 conforming to ul, csa v 600 600 rated impulse withstand voltage (uimp) kv 6 6 frequency limits of the operating current hz 0?400 0?400 setting range depending on model a 0,1?13 12?38 electrical characteristi cs of auxiliary contacts conventional thermal current a 5 maximum sealed current consumption of the operating coils of controlled contactors (occasional operating cycles of contact 95-96) a.c. supply v 24 48 110 220 380 600 va 100 200 400 600 600 600 d.c. supply v 24 48 110 220 440 ? w 100 100 50 45 25 ? short-circuit protection by gg or bs fuses or by circuit-breaker gb2 a 5
2/4 lrd 01...35 e 0080 ii (2) gd - zones 1 - 2, 21 - 22 3-pole thermal overload relays ec type examination certificate: use in explosive atmo spheres ineris 06atex0036x w9 1672545 02 11 a02 0 operating characteristics relay type lrd 01?16, lr3 d01?d16 lrd 21?35, lr3 d21?d35 temperature compensation c - 20?+ 60 - 30?+ 60 tripping threshold conforming to iec 60947-4-1 a 1,14 0,06 in sensitivity to phase failure conforming to iec 60947-4-1 tripping current 30 % of in on one phase, the others at in tripping curves db110938 average operating times related to multiples of the setting current 1 balanced operation, 3-phase, from cold state. 2 2-phase operation, from cold state. 3 balanced operation, 3-phase, after a long period at the set current (hot state). differential thermal overload relays for use with fuses class 10 a (1) with connection by screw cl amp terminals or connectors b compensated relays with manual or automatic reset, b with relay trip indicator, b for a.c. or d.c. relay setting range (a) fuses to be used with selected relay for use with contactor lc1 reference weight kg am (a) gg (a) bs88 (a) 0,10?0,16 0,25 2 ? d09?d38 lrd 01 0,124 0,16?0,25 0,5 2 ? d09?d38 lrd 02 0,124 0,25?0,40 1 2 ? d09?d38 lrd 03 0,124 0,40?0,63 1 2 ? d09?d38 lrd 04 0,124 0,63?1 2 4 ? d09?d38 lrd 05 0,124 1?1,6 2 4 6 d09?d38 lrd 06 0,124 1,6?2,5 4 6 10 d09?d38 lrd 07 0,124 2,5?4 6 10 16 d09?d38 lrd 08 0,124 4?6 8 16 16 d09?d38 lrd 10 0,124 5,5?8 12 20 20 d09?d38 lrd 12 0,124 7?10 12 20 20 d09?d38 lrd 14 0,124 9?13 16 25 25 d12?d38 lrd 16 0,124 12?18 20 35 32 d18?d38 lrd 21 0,124 16?24 25 50 50 d25?d38 lrd 22 0,124 23?32 40 63 63 d25?d38 lrd 32 0,124 30?38 40 80 80 d32 and d38 lrd 35 0,124 (1) standard iec 60947-4-1 specifies a tripping time for 7.2 times the setting current i r :class 10 a: between 2 and 10 seconds.
lrd 01...35 e 0080 ii (2) gd - zones 1 - 2, 21 - 22 3-pole thermal overload relays ec type examination certificate: use in explosive atmo spheres ineris 06atex0036x 3/4 w9 1672545 02 11 a02 general rules for us these products must be installed outside atex zones. they are qualified for the protection of moto rs that are protected against explosions and placed in zones 1-2 or 21-22. use of these products must be limited to the electric motor control function for which they are designed. these products must be installed, used and maintained in accordance with the standards and regulations applic able within the country of installation, for example: b directive 99/92/ec b standards iec 60079-17 and iec 60364 b established practice for in stallation in the zone or zones for which they have been designed. we accept no responsibility in the event of failure to comply with these standards and regulations. this product must be install ed, started up and maintained by qualified, authorized personnel. responsibility for manufacturer?s traceability (serial number on the certification label) is at the first known delivery location. startup: b before startup, check that the product has not been damaged (do not use a product if it is damaged). b check that the information marked on the product is compatible with the permitted conditions for the ex zone of the si te in which it is to be used ( group ii : surface industries - category 2 : high protection level - d: dust ? g : gas). b store the products in their original pack aging, in a dry place, t: -60... +70c. b on startup: connect, assemble and adjust in accordance with the manufacturer?s instructions. dimensions direct mounting beneath cont actors with screw clamp connections independent mounting on 50 mm centres or on rail am1 dp200 or de200 db110939 db110940 lc1 d09?d18 d25?d38 independent mounting on 110 mm centres b 123 137 db110941 c (lc1 d without cover or add-on blocks) 84 90 danger hazard of electric shock, explosion, or arc flash disconnect all power before servicing equipment. failure to follow these in structions will result in death or serious injury. connection connection accessories with lc1 d contactor on lad 7b106 db110942 db110943 db110944
w9 1672545 02 11 a02 lrd 01...35 e 0080 ii (2) gd - zones 1 - 2, 21 - 22 3-pole thermal overload relays ec type examination certificate: use in explosive atmo spheres ineris 06atex0036x 06-2009 schneider electric industries sas 35, rue joseph monier 92500 rueil-malmaison france http://www.schnei der-electric.com due to possible changes in standards and equipment , the features described in this document in the form of the text and images are subj ect to confirmation by schneider electric. ? 2009 schneider electric - all rights reserved 0 connection power circuit db110945 mm mm 2 mm 2 mm 2 nm mm lrd 01...21 lr3 d01...d21 10 1...6 1,5...6 1...4 1,7 ?2 lrd 22...35 lr3 d22...d35 10 2,5...10 2,5...10 1,5...6 2,5 ?2 auxiliary contacts mm mm 2 mm 2 mm 2 nm mm 8 1...2,5 1...2,5 1...2,5 1,7 ?2 setting and test db110946 db110947 maintenance in accordance with the maintenance rules fo r all electrical inst allations, check the following once a year: b the correct tightening of the cables , by re-tightening all the connections b the mechanical operation of the product, by manually operating the test button. 2.5 test lrd 08 3.5 4 click!
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