Motor protection circuit breaker

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Motor protection circuit breakers are specially designed for motor circuits. ICX provides thermal magnetic motor protection circuit breakers with integrated overload and short circuit protection functions. They are suitable for circuit protection of industrial motors and pump equipment to ensure safe and reliable operation of motors.

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Brand	Title	Breaking Capacity	Rated Voltage	Poles	Wiring Method	Rated Power	Setting Current Range	Control Type	Series
Siemens	Siemens 3RV1011-0JA10 Motor protection circuit	100KA	690VAC	3P	Screw terminals	0.25KW	0.7-1A	Push-button control	3RV1
Siemens	Siemens 3RV6311-0EC10 0.4A 0.09KW 5.2A Motor Protection Circuit	100KA	400VAC	3P	Screw terminals	0.09KW	-	Knob control	3RV6
Siemens	Siemens 3RV6011-0EA10 0.09KW 0.28-0.4A Motor Protection Circuit	100KA	400VAC	3P	Screw terminals	0.09KW	0.28-0.4A	Knob control	3RV6
Siemens	Siemens 3RV6011-0BA15 0.06KW 0.14-0.2A 1NO/1NC Motor Protection Circuit	100KA	400VAC	3P	Screw terminals	0.06KW	0.14-0.2A	Knob control	3RV6
Siemens	Siemens 3RV6011-0CA10 0.06KW 0.18-0.25A Motor Protection Circuit	100KA	400VAC	3P	Screw terminals	0.06KW	0.18-0.25A	Knob control	3RV6
Siemens	Siemens 3RV6011-0AA10 0.04KW 0.11-0.16A Motor Protection Circuit	100KA	400VAC	3P	Screw terminals	0.04KW	0.11-0.16A	Knob control	3RV6
Siemens	Siemens 3RV6011-0AA15 0.04KW 0.11-0.16A 1NO/1NC Motor Protection Circuit	100KA	400VAC	3P	Screw terminals	0.04KW	0.11-0.16A	Knob control	3RV6
Siemens	Siemens 3RV6421-4BA10 14-20A 325A Motor Protection Circuit	55KA	400VAC	3P	Screw terminals	-	14-20A	Knob control	3RV6
Siemens	Siemens 3RV6411-1JA10 7-10A 208A Motor Protection Circuit	100KA	400VAC	3P	Screw terminals	-	7-10A	Knob control	3RV6
Siemens	Siemens 3RV5031-4DA10 11KW 18-25A Motor Protection Circuit	50KA	690V	3P	Screw terminals	11KW	18-25A	Knob control	3RV5
Siemens	Siemens 3RV2321-4BC10 Motor Protection Circuit	55KA	400VAC	3P	Screw terminals	7.5KW	-	Knob control	3RV2
Siemens	Siemens 3RV2311-1AC10 Motor Protection Circuit	100KA	400VAC	3P	Screw terminals	0.55KW	-	Knob control	3RV2
Siemens	Siemens 3RV2021-1EA10 Motor Protection Circuit	100KA	400VAC	3P	Screw terminals	1.5KW	2.8-4A	Knob control	3RV2
Siemens	Siemens 3RV2021-1GA10 Motor Protection Circuit	100KA	400VAC	3P	Screw terminals	2.2KW	4.5-6.3A	Knob control	3RV2
Siemens	Siemens 3RV2021-4BA20 Motor Protection Circuit	55KA	400VAC	3P	Spring terminals	7.5KW	14-20A	Knob control	3RV2
Siemens	Siemens 3RV2411-1BA10 Motor Protection Circuit	100KA	400VAC	3P	Screw terminals	-	1.4-2A	Knob control	3RV2
Siemens	Siemens 3RV2411-1EA10 Motor Protection Circuit	100KA	400VAC	3P	Screw terminals	-	2.8-4A	Knob control	3RV2
Siemens	Siemens 3RV2411-1GA15 Motor Protection Circuit	100KA	400VAC	3P	Screw terminals	-	4.5-6.3A	Knob control	3RV2
Siemens	Siemens 3RV2021-4DA15 Motor Protection Circuit	55KA	400VAC	3P	Screw terminals	11KW	20-25A	Knob control	3RV2
Siemens	Siemens 3RV2011-1EA15 Motor Protection Circuit	100KA	400VAC	3P	Screw terminals	1.5KW	2.8-4A	Knob control	3RV2

Motor Protection Circuit Breaker: From Technical Principles to Selection and Maintenance

As the "first line of defense," Motor Protection Circuit Breakers (MPCBs) can minimize fault losses through accurate monitoring and rapid circuit interruption. This article provides a comprehensive analysis of MPCBs, covering technical principles, selection methods, installation and maintenance, as well as industry trends, to offer systematic solutions for industrial users.

Read More September 22, 2025

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Motor Protection Circuit Breaker

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Motor Protection Circuit Breaker: From Technical Principles to Selection and Maintenance

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