altech corp. 35 royal road ?flemington, nj 08822-6000 ?phone (908)806-9400 ?fax (908)806-9490 ?www.altechcorp.com 32 a l t e c h u l 5 0 8 1/2 (4.0) 3/4 (3.2) 3/4 (3.1) 1 (3.6) 2 (3.42) 3/4 (5.6) 1 1/ 2 (6.0) 1 1/ 2 (5.7) 1 1/ 2 (5.2) 3 (4.8) 1 (7.2) 2 (7.8) 2 (7.5) 3 (9.6) 5 (7.6) 2 (13.6) 3 (11.0) 3 (10.6) 5 (15.2) 10 (14.0) 3 (19.2) 5 (17.5) 5 (16.7) 5 (15.2) 10 (14.0) 3 (19.2) 5 (17.5) 7 1/2 (24.2) 7 1/2 (22.0) 15 (21.0) 5 (30.4) 7 1/2 (25.0) 7 1/2 (24.2) 10 (28.0) 20 (27.0) 5 (30.4) 10 (32.0) 10 (31.0) 10 (28.0) 25 (34.0) ma0.16u 15.901u 0.1/ 0.12/0.14/0.16 ma0.25u 15.902u 0.16/0.19/0.22/0.25 ma0.40u 15.903u 0.25/0.30/0.35/0.40 ma0.63u 15.904u 0.40/0.48/0.56/0.63 ma1.0u 15.905u 0.63/0.75/0.87/1.0 ma1.6u 15.906u 1.0/1.2/1.4/1.6 ma2.5u 15.907u 1.6/1.9/2.2/2.5 ma4.0u 15.908u 2.5/3.0/3.5/4.0 ma6.3u 15.909u 4.0/4.8/5.6/6.3 ma10u 15.910u 6.3/7.5/8.7/10 ma16u 15.911u 10/12/14/16 ma20u 15.912u 16/17/18.5/20 ma25u 15.913u 20/21.5/23/25 ma32u 15.914u 25/27/30/32 ma40u 15.915u 32/34/37/40 note: hea - hor sepo wer equivalent amperes , the nominal amper age assigned to standard motor horsepo wer ratings in design guide tables such as nfp a-70 t ab les 430-248, 430-249, 430-250; ul1077 table 16.2; csa - c22.2 no. 235-m89 tables 44 and 45; csa-c22.2 no. 14-m91 table 19, etc. multiply hea values (in parenthesis) by 1.1 if power factor is 90%, and by 1.2 if power factor is 80%. a the standard-circuit shor t-circuit r ating is 14ka for all types. group ratings can be used in a standard circuit (e.g., ma1.0u at 42ka), but a higher standard r ating cannot be used in a g roup circuit (e .g., ma40u at 14ka only in standard circuit.) fla dial adjustment markings cat. no. type and rated current 3 horsepo wer ra tings a t nominal line v ol t age (see note f or hea definition) 110-120v hp (hea) 200v hp (hea) 208v hp (hea) gr oup shor t circuit ra ting at 480vac a (and bcp size) 42ka rms symmetr ical (max. 1200a mccb or rk5) 14ka rms symmetrical (max. 350a mccb or rk5) 10ka rms symmetrical (max. 350a mccb or rk5) 220-240v hp (hea) 460-480v hp (hea) through ma2.5u, ampere rated for motor circuits having a full- load-amperage (fla) not exceeding the ma s general purpose rated current (rc, equals maximum dial setting) and a locked rotor current not exceeding 6 times the ma s rc. ma- series three phase adjustable trip miniature circuit breakers/ manual motor controllers the ma was designed to handle the high inrush loads of 3 phase transformers, power supplies, motors, etc. the ma protects wiring and equipment from damage caused by the three major c lasses of over-current, yet greatly reduc- es the number of nuisance trips in high starting and inrush current circuits. a n iec device with excellent ratings under a ul listing at 480y/277v (including group ratings) and at 500v under international standards, the altech/abl sursum ma provides short and long term cost effective circuit protection for usa and/or export applications. the short term advantages include: (1) adjustable thermal trip allows finalization of initial designs before procurement of the load equipment is complete; (2) snap-on mounting for readily available, internationally standardized din rail sa v es panel la yout design time as well as installation and change labor; (3) large cage-clamp ter minals with scre ws suitab le to power screwdrivers, simplifies and speeds wiring; (4) convenient switched disconnect during factory testing and/or initial star t-up sa v es time and agg r a vation. the key long term advantage is customer satisfaction and proven over-current pro- tection of wir ing and equipment (and the lack of rework/repair costs). ul508 listed e137938 can/csa-c22.2 no.14 certified t ype designation ma rt __ __ __ __ (a) (b) (c) (d) (a) = ma - manual motor controller (b) = rated current (c) = u - us housing (d) = blank - standard terminal rt - ring-tongue terminal v olta g e rating aic (interrupt capacity) standar d shor t cir cuit withstand rating (ul/csa ratings) gr oup shor t circuit ratings (ul/csa ratings) typical life calibration temperature standard pack and weight terminal size acceptability 480y/277v a c 0.16a-2.5a: 42ka; 4.0a-16a: 14ka; 20a-40a: 10ka 0.16a-2.5a: 42ka; 4.0a-16a: 14ka see abo v e 6000 on/off operations with 2xrc 25?, +0? -5 (77?, +0 -9? 1/450g (1.0 lb.) top/bottom: 18-3 awg
altech corp. 35 royal road ?flemington, nj 08822-6000 ?phone (908)806-9400 ?fax (908)806-9490 ?www.altechcorp.com 33 a l t e c h u l 5 0 8 dimensions ma/usa manual motor controller 0.1 1 1.15 1.5 2 2.3 3 4 5 6 6.9 8 10 12 16 19 0.2 0.4 0.6 1 2 4 6 1 0 20 40 1 2 4 6 10 20 40 60 120 multiple of dial setting (thermal) m ultiple of rated current (magnetic tri p) rated current = ma x. dial setting s e c o n d s m i n u t e s t r i p p i n g t i m e t t r i p p i n g t i m e t m a0.16u-ma16u m a 3 phase co ntroller thermal overload (b, c, d) must trip current = 115 % of dial setting must not trip> 1 hr = 105% o f dial setting 0.1 11.15 1.5 2 2.3 3 4 5 6 6.9 8 10 12 12.5 15 0.2 0.4 0.6 1 2 4 6 10 20 40 1 24 6 10 20 40 60 120 multiple of dial setting (thermal) multiple of rated current (magnetic tri p) rated current = ma x. dial setting s e c o n d s m i n u t e s ma20u-ma40u ma 3 phase co ntroller thermal overload (b, c, d) must trip current = 115 % of dial setting must not trip> 1 hr = 105% o f dial setting magnetic trip nominal 1100% of rated current magnetic trip nominal 1100% of rated current 68mm (2.68 in.) 44mm (1.73 in.) 30.5mm (1.20 in.) 4 5 m m ( 1 . 7 7 i n . ) 3 5 m m ( 1 . 3 8 i n . ) 4 5 m m ( 1 . 7 7 i n . ) 8 9 . 5 m m ( 3 . 5 2 i n . ) 7mm (.28 in.) 37.5mm (1.48 in.) 44mm (1.73 in.) 25.5mm (1.0 in.) 6 mm (.24 in.) 7mm (.28 in.) 17.5mm (1.28 in.) 3mm
(.12 in.) 52.5mm (2.07 in.) l1 ma.16 v de 0660 ac-3 12a 10a 14a 16a 4 0 c20 c 500v 50-60mz 1 l2 3 l3 5 t1 2 t2 4 t3 6 abl sursum
altech corp. 35 royal road ?flemington, nj 08822-6000 ?phone (908)806-9400 ?fax (908)806-9490 ?www.altechcorp.com 34 a l t e c h u l 5 0 8 loc k-out ** cat. no. eass pre v ent inadv er tent resetting of the v-ea or ma during maintenance. fits 1/4 pad loc k. cooling spacer cat. no. 15.960 fa - shunt trip u a - undervoltage trip h - auxiliary switch * please consult altech for your 50hz application needs. ** v-ea and ma can also be locked in the on and off position by simply using a common lead or meter seal, which gets fed through the hole in the handle and a corresponding hole in the housing. type/ line voltage cat. no. 60hz* ua120 120vac ua240 240vac ua277 277vac u a415 415v ac ua480 480vac std.pk.: 1 unit weight: 70 grams (0.16 lb.) width: 17.5mm (.689in.) v-ea and ma circuit breaker accessories accessories can be factory or field mounted on v-ea and ma manual motor controllers for enhanced control and monitoring capabilities. field mounting kits include all necessary parts and instructions. accessories can be gang mounted on a single controller (the auxiliary switch in the outside position). the mounting arrangement links the internal latch-pins for the tripping mechanisms, ensuring simul- taneous trips. handles are linked to simplify manual resetting. type/ contact wire cat. no. rating size approvals for use with: h11u 10a / 220v a c 4mm 2 (12 a wg) v -ea, ma 3a / 110v dc or pulsed 1a / 220v dc or pulsed std. pk.: 1 unit w eight: 45 g rams (0.12 lb.) width: 9mm (.354in.) trip/coil type/ voltage max. coil cat. no. ac or dc current approvals fa12u 12v 1.3a fa24u 24v 0.6a fa48u 48-72v 0.2a fa110u 110v/220v 0.25a/0.5a std.pk.: 1 unit weight: 120 grams (0.27 lb.) width: 17.5mm (.689in.) ul508 listed e137938 u l u l u l u l u l
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