63 A, D-curve, 50 kA — what it means on the panel
Mounts on standard DIN rail — snaps into the panel alongside contactors, relays, and terminal blocks; the 3-pole format fits three-phase circuits (230/400 VAC line-to-neutral/line-to-line).
S803S-D63 63A 3-Pole D-Curve MCB, 50 kA IC
MPNS803S-D63
ABB S803S-D63, miniature circuit breaker, 63 A, 3-pole, D trip curve, 50 kA interrupting capacity, DIN rail mount.
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026
Specifications
| Parameter | Value |
|---|---|
| Number of poles | 3 |
| Parameter | Value |
|---|---|
| Voltage (AC) | 230 |
| Current (A) | 63 |
| Parameter | Value |
|---|---|
| Interrupting rating (AC) | 50 kA |
| Parameter | Value |
|---|---|
| Mounting type | DIN Rail |
| Parameter | Value |
|---|---|
| Type | Trip Curve D |
Product details
MPN
S803S-D63