Item condition |
New |
Manufacture name |
OVR T2 2 20-75 P surge arrester 2-pole for TNC, TNS, TT networks up to 75V |
Brand |
ABB
|
Categories |
Lighting protection
|
Country of origin |
BG |
Harmonized System Code |
8536 9095 00
|
Mounting method |
DIN rail (top hat rail) 35 mm |
With remote signalling contact |
No |
Number of conductors (without earthing) |
2 |
Construction size |
2 modular spacing |
Voltage protection level |
0.25 kV |
Max. continuous voltage AC |
75 V |
Nominal discharge surge current (8/20) |
5 kA |
Nominal voltage AC |
57 V |
Nominal voltage DC |
57 V |
Category type 2 |
Yes |
Voltage protection level L-N |
0.25 kV |
Max. continuous voltage DC |
75 V |
Degree of protection (IP) |
IP20 |
Voltage protection level N-PE |
0.5 kV |
Integrated backup fuse |
Yes |
Max. conductor cross section solid (solid, stranded) |
25 mm² |
Max. conductor cross section flexible (fine-strand) |
16 mm² |
System configuration DC |
No |
System configuration IT |
No |
System configuration TN |
Yes |
System configuration TN-C |
No |
System configuration TN-S |
Yes |
System configuration TT |
No |
System configuration other |
No |
System configuration TN-C-S |
Yes |
Max. discharge surge current (8/20) |
40 kA |
Short-circuit breaking capacity (Isccr) |
50 kA |
Max. overcurrent protection device, series connection (fuse) |
16 A |
Integrated short-circuit protection |
FALSE |
Integrated short-circuit protection selective to fuse gG |
16 A |
Leakage-current free |
FALSE |