Manufactured by Eaton, the 300303 PXF-63/4/03-B RCCB is a 4-pin residual current circuit breaker with a capacity of 63 A and a sensitivity of 0.3 A, supporting voltages of 230 V and 400 V. This RCD is designed to detect and break circuit currents of all types, enhancing safety in electrical installations. It is typically used in both residential and commercial settings to prevent electric shocks and protect circuits from damage.
| Type |
RCCB |
| Additional equipment possible |
TRUE |
| Ambient temperature during operating |
-25-50°C |
| Built-in depth |
70.5mm |
| Connectable conductor cross section multi-wired |
1.5-16mm² |
| Connectable conductor cross section solid-core |
1.5-35mm² |
| Degree of protection (IP) |
IP20 |
| Depth |
45mm |
| Differential current rating |
0.3A |
| Dim |
(L x W) 80 mm x 70 mm |
| Explosion-proof |
FALSE |
| Factory colour |
White |
| Frequency |
50 Hz |
| Leakage current type |
B |
| Length |
80mm |
| Model |
RCD (all types of current) |
| Mounting method |
DIN rail |
| Nominal current |
63A |
| Nominal current - rounded value |
63A |
| Number of pins |
4 |
| Number of Poles |
4 |
| Pollution degree |
2 |
| RAL-number (similar) |
7035 |
| Rated Current |
63A |
| Rated fault current |
0.3A |
| Rated impulse withstand voltage Uimp |
4kV |
| Rated insulation voltage Ui |
440V |
| Rated voltage |
400V |
| Release characteristics |
B |
| Selective protection |
FALSE |
| Short-circuit breaking capacity (Icw) |
10kA |
| Short-time delayed tripping |
FALSE |
| Surge current capacity |
0.25kA |
| Voltage type |
AC |
| Width |
70mm |
| Width in number of modular spacings |
4 |
| With interlocking device |
TRUE |
