The Eaton 167621 Surge Arrester is designed for surge protection in switchboards, offering a current capacity of 20 kA. This device is part of the SPCT2-335-1+NPE model, providing reliable safeguarding against voltage spikes. It's commonly used in electrical installations to protect sensitive equipment from power surges.
| Type |
Surge arrester |
| Category type 2 |
TRUE |
| Construction size |
2 modular spacing |
| Degree of protection (IP) |
IP20 |
| Integrated backup fuse |
FALSE |
| Integrated short-circuit protection |
FALSE |
| Integrated short-circuit protection selective to fuse gG |
0A |
| IP rating |
IP20 |
| Leakage current |
20kA |
| Leakage-current free |
FALSE |
| Max. conductor cross section flexible (fine-strand) |
35mm² |
| Max. conductor cross section solid (solid, stranded) |
25mm² |
| Max. continuous voltage AC |
335V |
| Max. continuous voltage DC |
0V |
| Max. discharge surge current (8/20) |
40kA |
| Max. overcurrent protection device, parallel connection (fuse) |
0A |
| Max. overcurrent protection device, series connection (fuse) |
125A |
| Max. PV-voltage |
0V |
| Misc Attribute |
1 pole |
| Mounting method |
DIN rail (top hat rail) 35 mm |
| Nominal discharge surge current (8/20) |
20kA |
| Nominal voltage |
335V AC |
| Nominal voltage AC |
335V |
| Nominal voltage DC |
0V |
| Number of conductors (without earthing) |
1 |
| Short-circuit breaking capacity (Isccr) |
0kA |
| Signalling at the device |
Optic |
| Surge protection for |
Switchboards |
| System configuration DC |
FALSE |
| System configuration IT |
TRUE |
| System configuration other |
TRUE |
| System configuration TN |
TRUE |
| System configuration TN-C |
FALSE |
| System configuration TN-C-S |
FALSE |
| System configuration TN-S |
TRUE |
| System configuration TT |
TRUE |
| Voltage protection level |
1.6kV |
| Voltage protection level L-N |
0kV |
| Voltage protection level N-PE |
0kV |
| With remote signalling contact |
FALSE |
