Specifications

Product Type	Surge arrester
Brand	Hitachi Energy
Series	POLIM-H SD
Application	Fixed installations in DC traction systems (A1 and A2), Equipment on rolling stock and locomotives (A1), Secondary devices in DC installations
Lightning Impulse Current Iimp (10/350µs)	10.9 kA
Max. Continuous Operating Voltage (AC/DC)	4.2 kV DC
Rated Current	20 kA
Rated Short Circuit Current	40 kA
Rated Voltage	4.2 kV
Short Circuit Current Rating	40 kA
Nominal Discharge Current Inom (8/20µs)	10 kA
Colour	Grey
Material	Moulded Silicone
Tightening Torque	50 N-m
Height	90 mm
Operating Temperature	-60°C to 40°C
Standards and Approvals	IEC 60099-4

ABB POLIM-H-4.2SD Surge Arrester 10.9kA 20kA 4.2kV Moulded Silicone Grey