Miniature Circuit Breakers
Select poles, B/C/D tripping curve and current, then add auxiliary contacts, busbars and matching connections on this page.

Product specification
5SY4302-6
SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 2 A, 10 kA, 400 V AC.
Dimensions & specifications
All listed models are 5SY4, 10 kA. Four-pole models are 4P, not 3P+N.
Accessories & related parts
Part numbers & documents
- 5SY4302-6 SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 2 A, 10 kA, 400 V AC.
- 5SY4304-6 SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 4 A, 10 kA, 400 V AC.
- 5SY4306-6 SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 6 A, 10 kA, 400 V AC.
- 5SY4310-6 SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 10 A, 10 kA, 400 V AC.
- 5SY4316-6 SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 16 A, 10 kA, 400 V AC.
- 5SY4320-6 SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 20 A, 10 kA, 400 V AC.
- 5SY4325-6 SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 25 A, 10 kA, 400 V AC.
- 5SY4332-6 SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 32 A, 10 kA, 400 V AC.
- 5SY4340-6 SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 40 A, 10 kA, 400 V AC.
- 5SY4350-6 SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 50 A, 10 kA, 400 V AC.
- 5SY4363-6 SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 63 A, 10 kA, 400 V AC.
- 5SY4302-7 SENTRON 5SY4 miniature circuit breaker, 3 pole, C-curve, 2 A, 10 kA, 400 V AC.
- 5SY4304-7 SENTRON 5SY4 miniature circuit breaker, 3 pole, C-curve, 4 A, 10 kA, 400 V AC.
- 5SY4306-7 SENTRON 5SY4 miniature circuit breaker, 3 pole, C-curve, 6 A, 10 kA, 400 V AC.
- 5SY4310-7 SENTRON 5SY4 miniature circuit breaker, 3 pole, C-curve, 10 A, 10 kA, 400 V AC.
- 5SY4316-7 SENTRON 5SY4 miniature circuit breaker, 3 pole, C-curve, 16 A, 10 kA, 400 V AC.
- 5SY4320-7 SENTRON 5SY4 miniature circuit breaker, 3 pole, C-curve, 20 A, 10 kA, 400 V AC.
- 5SY4325-7 SENTRON 5SY4 miniature circuit breaker, 3 pole, C-curve, 25 A, 10 kA, 400 V AC.
- 5SY4332-7 SENTRON 5SY4 miniature circuit breaker, 3 pole, C-curve, 32 A, 10 kA, 400 V AC.
- 5SY4340-7 SENTRON 5SY4 miniature circuit breaker, 3 pole, C-curve, 40 A, 10 kA, 400 V AC.
- 5SY4350-7 SENTRON 5SY4 miniature circuit breaker, 3 pole, C-curve, 50 A, 10 kA, 400 V AC.
- 5SY4363-7 SENTRON 5SY4 miniature circuit breaker, 3 pole, C-curve, 63 A, 10 kA, 400 V AC.
- 5SY4302-8 SENTRON 5SY4 miniature circuit breaker, 3 pole, D-curve, 2 A, 10 kA, 400 V AC.
- 5SY4303-8 SENTRON 5SY4 miniature circuit breaker, 3 pole, D-curve, 3 A, 10 kA, 400 V AC.
- 5SY4304-8 SENTRON 5SY4 miniature circuit breaker, 3 pole, D-curve, 4 A, 10 kA, 400 V AC.
- 5SY4306-8 SENTRON 5SY4 miniature circuit breaker, 3 pole, D-curve, 6 A, 10 kA, 400 V AC.
- 5SY4308-8 SENTRON 5SY4 miniature circuit breaker, 3 pole, D-curve, 8 A, 10 kA, 400 V AC.
- 5SY4310-8 SENTRON 5SY4 miniature circuit breaker, 3 pole, D-curve, 10 A, 10 kA, 400 V AC.
- 5SY4313-8 SENTRON 5SY4 miniature circuit breaker, 3 pole, D-curve, 13 A, 10 kA, 400 V AC.
- 5SY4316-8 SENTRON 5SY4 miniature circuit breaker, 3 pole, D-curve, 16 A, 10 kA, 400 V AC.
- 5SY4320-8 SENTRON 5SY4 miniature circuit breaker, 3 pole, D-curve, 20 A, 10 kA, 400 V AC.
- 5SY4325-8 SENTRON 5SY4 miniature circuit breaker, 3 pole, D-curve, 25 A, 10 kA, 400 V AC.
- 5SY4332-8 SENTRON 5SY4 miniature circuit breaker, 3 pole, D-curve, 32 A, 10 kA, 400 V AC.
- 5SY4340-8 SENTRON 5SY4 miniature circuit breaker, 3 pole, D-curve, 40 A, 10 kA, 400 V AC.
- 5SY4350-8 SENTRON 5SY4 miniature circuit breaker, 3 pole, D-curve, 50 A, 10 kA, 400 V AC.
- 5SY4363-8 SENTRON 5SY4 miniature circuit breaker, 3 pole, D-curve, 63 A, 10 kA, 400 V AC.
- 5SY4303-6 SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 3 A, 10 kA, 400 V AC.
- 5SY4308-6 SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 8 A, 10 kA, 400 V AC.
- 5SY4313-6 SENTRON 5SY4 miniature circuit breaker, 3 pole, B-curve, 13 A, 10 kA, 400 V AC.
- 5SY4303-7 SENTRON 5SY4 miniature circuit breaker, 3 pole, C-curve, 3 A, 10 kA, 400 V AC.
- 5SY4308-7 SENTRON 5SY4 miniature circuit breaker, 3 pole, C-curve, 8 A, 10 kA, 400 V AC.
- 5SY4313-7 SENTRON 5SY4 miniature circuit breaker, 3 pole, C-curve, 13 A, 10 kA, 400 V AC.
