Schneider Electric 2.5 → 4 A TeSys Motor Protection Circuit Breaker, 690 V

The GV2 manual starter and protector provides manual isolation, manual motor control, and thermal overcurrent protection in one compact unit. The basic motor starter GV2P controls motors with full load currents up to 32 A. The manual starter is three pole with horsepower ratings. The manual starter is operated by a rotary handle. The Class 10 ambient compensated thermal over current is adjustable from 2.5 ampere to 4 ampere. This device has screw clamp terminals. Multi standards certified (IEC, UL, CSA, CCC, EAC, Marine, ATEX), Green Premium compliant (RoHS/REACh).

• Power dissipation of 2.5W for energy-efficient operation
• Maximum operating rate of 25cyc/h for reliable daily use
• Resistance to shocks and vibration helps prevent false tripping
• Phase failure sensitivity offers protection against phase imbalance in 3-phase motors
• Broad operating temperature range of -20°C to +60°C to withstand demanding conditions

• Office buildings
• Storage facilities
• Industrial pumps

You can mount this MPCB by clipping it to a standard 35mm DIN rail or by screwing it to a panel. As it can be installed in any position, it's a versatile choice.