Molded Case Circuit Breakers ABN 103C
ABN Series MCCB is applied to industrial and commercial AC/DC low-voltage distribution systems. It controls circuit switching, provides overload and short-circuit protection, and can control infrequent motor startup.
Product Overview.
ABN Series MCCB is applied to industrial and commercial AC/DC low-voltage distribution systems. It controls circuit switching, provides overload and short-circuit protection, and can control infrequent motor startup.
Product Features
Stable and reliable operation; High mechanical strength housing; Front and rear wiring available; Various optional auxiliary accessories; Motor operator optional for remote control.
Technical Parameters
| Parameter | AB-32EAB-33S | AB-52EAB-53E | AB-52SAB-53S | AB-62EAB-63E | AB-62SAB-63S | AB-102EAB-103E | AB-102SAB-103S | AB-203E | AB-203S | AB-403E | AB-403S |
| Frame size(AF) | 30 | 50 | 50 | 60 | 60 | 100 | 100 | 225 | 225 | 400 | 400 |
| Rated operational voltage(V) Ue (50/60Hz) | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 |
| Rated insulation voltage(V) Ui (50/60Hz) | 690 | 690 | 690 | 900 | 900 | 690 | 690 | 690 | 690 | 690 | 690 |
| Rated impulse withstand voltage(KV) Uimp | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Ultimate breaking capacity (kA, Icu) AC 50/60Hz | |||||||||||
| 220V/240V | 10 | 10 | 25 | 10 | 25 | 10 | 50 | 35 | 50 | 35 | 50 |
| 380V | 7.5/5 | 7.5/5 | 14/10 | 7.5/5 | 14/10 | 7.5/5 | 25 | 18 | 25 | 30 | 42 |
| 415V | 7.5/5 | 7.5/5 | 14/10 | 7.5/5 | 14/10 | 7.5/5 | 25 | 18 | 25 | 25 | 35 |
| 440/460V | 5 | 5 | 10 | 5 | 10 | 5 | 25 | 18 | 25 | 25 | 35 |
| 480/500V | 2.5 | 2.5 | 7.5 | 2.5 | 7.5 | 2.5 | 25 | 10 | 14 | 18 | 25 |
| 600V | 2.5 | 2.5 | 5 | 2.5 | 5 | 2.5 | 14 | 7.5 | 10 | 18 | 22 |
| Utilisation category | A | A | A | A | A | A | A | A | A | A | A |
| Endurance | |||||||||||
| Mechanical | 8500 | 8500 | 8500 | 8500 | 8500 | 8500 | 8500 | 7000 | 7000 | 4000 | 4000 |
| Electrical | 1500 | 1500 | 1500 | 1500 | 1500 | 1500 | 1500 | 1000 | 1000 | 1000 | 1000 |
Application Scope
Factory power distribution, power & lighting supply for commercial buildings, low-voltage distribution cabinets, DC distribution circuits, control loops of medium and small motors.
Operating Conditions
Ambient temperature: -5℃ ~ +40℃; Installation altitude ≤2000m; Dry and ventilated environment, free of corrosive gas and continuous severe vibration.
Installation & Maintenance
Supports front and rear wiring. Verify specifications before power-on. Tighten wiring terminals regularly. Do not disassemble the housing under live power.
Precautions
Select proper rated current matching the load. Do not modify internal components arbitrarily. Troubleshoot faults before reclosing after tripping.
Model Description
ABN Series
After-sales Service
Full inspection before delivery; Warranty under standard operating conditions; Professional selection support and quick response to technical inquiries.
ABE/ABS series MCCB is suitable for industrial or commercial power and lighting with AC50/ 60Hz, rated working voltage up to AC600V/DC250V, rated current up to 630A. Its a kind of economical breaker with the characters of stable and reliable function, beautiful appearance, small size and long life. It can be used for conversion of line and infrequent starting motor. It can also be attached to install the accessories which have protection function for avoiding loss-voltage, undervoltage. The product can install connection line with front board and back board, it also can equip hand-operating apparatus or motor-operating apparatus to control in a remote distance.
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