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Part numberDescription
5SY4440-6
Miniature circuit breaker 400 V 10kA, 4-pole, B, 40A, D=70 mm
5SY4440-6CC11
Miniature circuit breaker 400 V 10kA, 4-pole, B, 40 A for railway applications
5SY4440-6KK11
Miniature circuit breaker 400 V 10kA, 4-pole, B, 40 A for railway applications
5SY4440-7
Miniature circuit breaker 400 V 10kA, 4-pole, C, 40A, D=70 mm
5SY4440-7KK11
Miniature circuit breaker 400 V 10kA, 4-pole, C, 40 A for railway applications
5SY4440-8
Miniature circuit breaker 400 V 10kA, 4-pole, D, 40A, D=70 mm
5SY4440-8CC11
Miniature circuit breaker 400 V 10kA, 4-pole, D, 40 A for railway applications
5SY4440-8FA
Miniature circuit breaker 400 V 10kA, 4-pole, 40A, D=70 mm as counter preliminary miniature circuit breaker
5SY4450-5
Miniature circuit breaker 400 V 10kA, 4-pole, A, 50 A, D=70 mm
5SY4450-6
Miniature circuit breaker 400 V 10kA, 4-pole, B, 50 A, D=70 mm
5SY4450-6KK11
Miniature circuit breaker 400 V 10kA, 4-pole, B, 50 A for railway applications
5SY4450-7
Miniature circuit breaker 400 V 10kA, 4-pole, C, 50 A, D=70 mm
5SY4450-7CC
Miniature circuit breaker 400 V 10kA, 4-pole, C, 50 A
5SY4450-7KK11
Miniature circuit breaker 400 V 10kA, 4-pole, C, 50 A for railway applications
5SY4450-8
Miniature circuit breaker 400 V 10kA, 4-pole, D, 50 A, D=70 mm
5SY4450-8FA
Miniature circuit breaker 400 V 10kA, 4-pole, 50 A, D=70 mm as counter preliminary miniature circuit breaker
5SY4463-5
Miniature circuit breaker 400 V 10kA, 4-pole, A, 63 A, D=70 mm
5SY4463-6
Miniature circuit breaker 400 V 10kA, 4-pole, B, 63A, D=70 mm
5SY4463-6CC11
Miniature circuit breaker 400 V 10kA, 4-pole, B, 63A for railway applications
5SY4463-6KK11
Miniature circuit breaker 400 V 10kA, 4-pole, B, 63A for railway applications