Surge Protective Device
Surge Arresters
Surge Protective Device
Manufacturer Ref:
2CTB802341R2500
Nortécnica Ref:
EAN:
3660308518545
Description
Technical Information
Attributes
Mounting method
Other
With remote signalling contact
Yes
Number of conductors without earthing
1
Construction size
1 modular spacing
Voltage protection level
1
Max. continuous voltage AC
320
Nominal discharge surge current 820
20
Nominal voltage AC
277
Nominal voltage DC
-
Category type 2
Yes
Voltage protection level L-N
1.1
Signalling at the device
Optical
Max. continuous voltage DC
-
Degree of protection IP
IP20
Max. PV-voltage
-
Voltage protection level N-PE
1.2
Integrated backup fuse
No
Max. conductor cross section solid solid, stranded
25
Max. conductor cross section flexible fine-strand
16
System configuration DC
No
System configuration IT
No
System configuration TN
Yes
System configuration TN-C
Yes
System configuration TN-S
Yes
System configuration TT
Yes
System configuration other
Yes
System configuration TN-C-S
Yes
Max. discharge surge current 820
20
Short-circuit breaking capacity Isccr
100
Max. overcurrent protection device, parallel connection fuse
-
Max. overcurrent protection device, series connection fuse
100
Integrated short-circuit protection
No
Integrated short-circuit protection selective to fuse gG
-
Leakage-current free
No
Brands
ABB
Technical Sheet