MCB miniature circuit breakers (UL)
ABB S503UC-B16
Miniature circuit breaker 3P 16 A, B curve, UL 1077 AC/DC high-performance supplementary protector
- Brand
- ABB
- Part number
- S503UC-B16
- Product group
- MCB miniature circuit breakers (UL)
- Series
- S500UC
- Number of poles
- 3
- Rated current In
- 16 A
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Specifications
| Trip curve | B |
|---|---|
| Standard | UL 1077 |
| Rated voltage | up to 480 V AC, 250 V DC per pole |
| Mounting | DIN rail |
Datasheet, stock and lead time on request. If this part is discontinued or on long lead time we offer an approved equivalent.
Equivalents from other makers (9)
What this part is
| Type | Miniature circuit breaker (MCB) |
|---|---|
| Rated current | 16 A |
| Trip curve | B |
| Poles | 3 |
Parts listed here share these values. Matching one value alone (for example the current) does not make a replacement.
Check before you substitute
- Breaking capacity (kA) at the same voltage and to the same standard (IEC 60898-1 or IEC 60947-2)
- Busbar type (pin or fork), terminal size and module width
- Accessories: auxiliary, shunt trip, locking
- Approval required on site (SASO, IEC, UL)
Schneider Electric A9F93316IC60L 3P 16 A B breaker circuitSchneider Electric
Schneider Electric 18760Circuit breaker NG125L 3P B16Schneider Electric
Siemens 5SY4316-6Sentron 5SY4 miniature circuit breakerSiemens- Siemens 5SY6316-6Sentron 5SY6 miniature circuit breakerSiemens
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- ABB S203P-B16Miniature circuit breaker 3P 16 A, B curve, UL 1077 supplementary protector, high performanceABB
- ABB 2CCS573001R0165-S403M-B16Smissline tp S400M miniature circuit breakerABB
- ABB 2CDS253001R0165-S203-B16Miniature circuit breaker System pro m ComPacT S200 miniature circuitABB
- ABB 2CDS273001R0165-S203M-B16Miniature circuit breaker System pro m ComPacT S200M miniature circuitABB
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