Finder 7P.21.8.275.1020 Surge arrester 20 kA Switchboard protection

Finder
Order Code:

03-4533

Brand: Finder MPN: 7P.21.8.275.1020 EAN-13: 8012823334684
Qty Unit Price (Ex VAT)
1+ £35.83
Price per unit {{ this._page.IncVat ? 'Inc' : 'Ex' }} VAT
31 in stock, despatched in 4 working days

The Finder surge arrester, model 7P.21.8.275.1020, offers surge protection specifically designed for switchboards with a capacity of 20 kA. It provides overvoltage and overcurrent protection, making it ideal for safeguarding electrical systems against lightning strikes and power surges. Typical applications include protecting infrastructure in commercial or industrial settings.
Type Surge arrester
Category type 2 true
Construction size 1 modular spacing
Current Ratng 16A
Degree of protection (IP) IP20
Dim (L x W x H) 89.8 x 17.5 x 56.9 mm
Height 56.9mm
Integrated backup fuse false
Integrated short-circuit protection N/A
Integrated short-circuit protection selective to fuse gG N/A
IP Rating IP20
Leakage Current 20kA
Leakage-current free N/A
Length 89.8mm
Max. conductor cross section flexible (fine-strand) N/A
Max. conductor cross section solid (solid, stranded) N/A
Max. continuous voltage AC 275V
Max. continuous voltage DC N/A
Max. discharge surge current (8/20) 40kA
Max. overcurrent protection device, parallel connection (fuse) 160A
Max. overcurrent protection device, series connection (fuse) N/A
Max. PV-voltage N/A
Misc Attribute Type 2:
Mounting method DIN rail (top hat rail) 35mm
Nominal discharge surge current (8/20) 20kA
Nominal voltage AC 230V
Nominal voltage DC N/A
Number of conductors (without earthing) 1
Operating Temperature -40 to +80°C
Short-circuit breaking capacity (Isccr) 50kA
Signalling at the device Optical
Surge protection for Switchboards
System configuration DC false
System configuration IT false
System configuration other false
System configuration TN true
System configuration TN-C true
System configuration TN-C-S true
System configuration TN-S true
System configuration TT false
Voltage protection level N/A
Voltage protection level L-N 1.35kV
Voltage protection level N-PE 1.35kV
Voltage Rating 230V AC
Width 17.5mm
With remote signalling contact true

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