Friends Industrial Suppliers Pvt. Ltd.

CH MPE‑10 Motor Protection Circuit Breaker (MPCB) Overview

The MPE‑10 is a Motor Protection Circuit Breaker by BCH, designed for protecting motors in the lower current range (4‑6.3 A) from overload, short circuit, and other faults. It combines both thermal and magnetic trip mechanisms to handle different types of fault conditions. 

Key Features & Specification Applications & Use Cases

• Protection of motors in industrial machinery where the motor’s full load current is between ~4‑6.3 A.

• Use in motor control panels as upstream protection for small motors (e.g. pumps, fans, compressors).

• Suitable in settings where both overload and short‑circuit protection are needed in one device.

• Helps in protecting motors from damages due to phase imbalance or overload by providing thermal delay.

Advantages & Considerations

Advantages:

• Single device gives both overload and short‑circuit protection, simplifying panel design.

• Good breaking capability (100 kA) ensures safe disconnection during high fault current conditions.

• Adjustable setting allows fine‑tuning protection to motor rating, reduces false tripping.

Considerations:

• Ensure that the motor’s starting current is within what the MPCB can handle without unwanted trips.

• Appropriate current setting needed — if set too low, could trip during normal load; too high, less protection.

• Check ambient temperature derating and ensure proper wiring / mounting for good heat dissipation.