MA- Series Three Phase Adjustable Trip Miniature Circuit Breakers/ Manual Motor Controllers UL508 listed E137938 CAN/CSA-C22.2 No.14 certified 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 classes of over-current, yet greatly reduces the number of nuisance trips in high Type Designation starting and inrush current circuits. 16 U M MA __ __ __ An IEC device with excellent ratings under ____ (a) (b) (c) (d) a UL listing at 480Y/277V (including group ratings) and at 500V under international (a) = MA - Manual Motor Controller standards, the Altech/ABL Sursum MA provides short and long term cost effective (b) = Rated Current circuit protection for USA and/or export (c) = U - US Housing applications. The short term advantages = R - US Housing + Ring Tongue include: (1) adjustable thermal trip allows (d) = M - Part No. Designation finalization of initial designs before procurement of the load equipment is Voltage Rating 480Y/277V AC complete; (2) snap-on mounting for readily AIC (Interrupt Capacity) 0.16A-2.5A: 42kA; 4.0A-16A: 14kA; 20A-40A: 10kA available, internationally standardized DIN Rail saves panel layout design time as well Standard Short Circuit Withstand Rating 0.16A-2.5A: 42kA; 4.0A-16A: 14kA as installation and change labor; (3) large (UL/CSA Ratings) cage-clamp terminals with screws suitable Group Short Circuit Ratings see above to power screwdrivers, simplifies and (UL/CSA Ratings) speeds wiring; (4) convenient switched 6000 on/off operations with 2xRC disconnect during factory testing and/or Typical Life initial start-up saves time and aggravation. Calibration Temperature 25°C, +0°, -5° (77°F, +0° -9°) The key long term advantage is customer Standard Pack and Weight 1/450g (1.0 lb.) satisfaction and proven over-current proTerminal Size Acceptability Top/Bottom: 18-3 AWG tection of wiring and equipment (and the lack of rework/repair costs). Terminal Torque (min/max) 2 Nm (17.7 lb.in.) / 2.5Nm (22.2 lb.in) FLA Dial Adjustment Markings Cat. No. Rated Current MA016UM 0.16A 0.1/ 0.12/0.14/0.16 MA025UM 0.25A 0.16/0.19/0.22/0.25 MA040UM 0.40A 0.25/0.30/0.35/0.40 MA063UM 0.63A 0.40/0.48/0.56/0.63 0.63/0.75/0.87/1.0 MA1.0UM 1.0A MA1.6UM 1.6A 1.0/1.2/1.4/1.6 MA2.5UM 2.5A 1.6/1.9/2.2/2.5 MA4.0UM 4.0A 2.5/3.0/3.5/4.0 MA6.3UM 6.3A 4.0/4.8/5.6/6.3 MA10UM 10A 6.3/7.5/8.7/10 MA16UM 16A 10/12/14/16 MA20UM 20A 16/17/18.5/20 MA25UM 25A 20/21.5/23/25 MA32UM 32A 25/27/30/32 MA40UM 40A 32/34/37/40 GROUP SHORT CIRCUIT RATING AT 480VACa (and BCP size) 42kARMS symmetrical (max. 1200A MCCB or RK5) 14kARMS symmetrical (max. 350A MCCB or RK5) 10kARMS symmetrical (max. 350A MCCB or RK5) 3Ø HORSEPOWER RATINGS AT NOMINAL LINE VOLTAGE (See Note for HEA Definition) 110-120V HP (HEA) 200V HP (HEA) 208V HP (HEA) 220-240V HP (HEA) 460-480V HP (HEA) Through MA2.5U, ampere rated for motor circuits having a fullload-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. 1/2 (4.0) 3/4 (3.2) 3/4 (3.1) 1 (3.6) 2 (3.42) 3/4 (5.6) 11/2 (6.0) 11/2 (5.7) 11/2 (5.2) 3 (4.8) 1 2 2 (7.5) 3 (9.6) 5 (7.6) (7.2) (7.8) 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) 71/2 (24.2) 71/2 (22.0) 15 (21.0) 5 (30.4) 71/2 (25.0) 71/2 (24.2) 10 (28.0) 20 (27.0) 5 (30.4) 10 (32.0) 10 (31.0) 10 (28.0) 25 (34.0) Note: HEA - Horsepower Equivalent Amperes, the nominal amperage assigned to standard motor horsepower ratings in design guide tables such as NFPA-70 Tables 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 short-circuit rating is 14kA for all types. Group ratings can be used in a standard circuit (e.g., MA1.0U at 42kA), but a higher standard rating cannot be used in a group circuit (e.g., MA40U at 14kA only in standard circuit.) Altech Corp.® • 35 Royal Road • Flemington, NJ 08822-6000 • Phone (908)806-9400 • FAX (908)806-9490 • www.altechcorp.com 30 Dimensions in mm 43.8 mm 37.5 mm 25.5 mm 7 52.5 mm 45 mm 35 mm 89.5 mm 44.5 mm 6 7 17.2 mm 3 30.2 mm 43.8 mm 70.1 mm MA- Series Trip Curves MA/USA Manual Motor Controller Altech Corp.® • 35 Royal Road • Flemington, NJ 08822-6000 • Phone (908)806-9400 • FAX (908)806-9490 • www.altechcorp.com 31 V-EA and MA Accessories C For mounting instructions please refer to page 43. US UL Listed 17.7 mm E137938 Auxiliary Contact, Alarm Switch Contacts Type Std Pk H10UM 1 Auxiliary Contact 1NO H11UM 2 Auxiliary Contacts 1NO + 1NC H12UM 3 Auxiliary Contacts 1NO + 2NC H21UM 3 Auxiliary Contacts 2NO + 1NC HLS11M* 1 Auxiliary/1 Signal Contacts 1CO + 1CO (Signal) 6 6 6 6 6 45 mm Description 87 mm 52.7 mm 6 mm 63.8 mm 8.8 mm Rated Operating Currents 10A@240V AC 3A@110V AC 1A@220V AC 1mA @ 24V DC max. 0.8Nm (7 lb.in) Minimum Contact Load Torque Wire Range: Single Wire Stranded Wire Stranded Wire with Ferrule Dimensions HxxUM. 68.4 mm 9 mm 43.8 mm Shunt Trip Type/ Cat No. Description FA12UM FA24UM FA48UM 12V AC/DC 24V AC/DC 48 - 72V AC/DC FA110UM 110 - 240V AC/DC, 277V AC Max. Operating Current @ Un 45 mm 88 mm 1.0mm² - 2.5mm² (18-14 AWG) 1.0mm² - 1.5mm² (18-16 AWG) 1.0mm² - 1.5mm² (18-16 AWG) Std Pk 1.3A 0.6A 0.2A 0.25A @ 110V 0.5A @ 240V 0.58A @ 277V 63.8 mm 5 5 5 12.4 mm 6 mm Dimensions HLS11M. 21.8 mm 5 AWG 23 ca. 180-200 Type/ Cat No. Undervoltage Trip* Line Voltage VE Std Pk UA120UM 120V AC, 60Hz 5 45 mm Reset-Hold Voltage = 0.85 x VE Drop-Out Voltage = 0.35 ~ 0.7 x VE 45 mm 89.5 mm Type/ Cat No. VE = Rated Voltage 6 mm 17.5 mm Neutral Pole Type/ Cat No. Rated Current In Rated Voltage Std Pk N63UM 0.3 - 63A 480Y/277V AC 6 43.6 mm 68.4 mm Dimensions UA120UM. 44 mm 37.5 mm 25.5 mm 6 mm BS.UL 100 34.5 mm Std Pk 44.5 mm Type/ Cat No. 89.3 mm to cover the terminal screw holes on the switching devices, neutral Poles and shunt trips for increased touch protection. 7 mm 45 mm Touch Protection Caps Mounting Screw 34mm to connect the auxiliary contact and shunt trip or neutral Pole to the circuit breaker. Lock-out Adapter Type/ Cat No. Std Pk Type/ Cat No. Std Pk E983419 10 EASS 10 8 mm 14.5 mm 17.5 mm 4 mm 30.5 mm 44 mm 68.4 mm Dimensions N63UM, FAxxUM. * UL Pending Altech Corp.® • 35 Royal Road • Flemington, NJ 08822-6000 • Phone (908)806-9400 • FAX (908)806-9490 • www.altechcorp.com 32 Cooling Spacer Cat. No. 15.960 TEMPERATURE CORRECTION CURVE Ambient Temperature and Adjacent Mounting/Loading Adjustment (V-EA/MA Ambient Temperature - 25°C to 55°C, Storage Temperature -40°C to 70°C) Calibration Temperature 160 150 140 130 Adjacent Mounting Temperature Adjustment 3% of RC for every additional pole above 3. Maximum 20% off RC for a total of 10 poles or more.* 110 20 % Rated Current (%) 120 Ambient Temperature Adjustment 5% of RC for every 10°C (18°F). 100 up to 90 3p ole s adj ace nt m oun 80 ted ma or ximum mo re, 20% adj ace off R nt m C fo oun r a t ted otal * o 70 60 * Cooling spacer (Part #15.960) between each group of 3 poles will eliminate these adjustments. 50 ff 1 0 pol es 40 -40 -40 -30 -22 -20 -4 -10 14 0 32 10 50 20 68 30 86 40 104 50 122 60 140 70 158 80 176 90 (°C) 194 (°F) Ambient Temperature * 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. Altech Corp.® • 35 Royal Road • Flemington, NJ 08822-6000 • Phone (908)806-9400 • FAX (908)806-9490 • www.altechcorp.com 33