Page 248 - IPD Product Catalog V17

Lightning & Surge Protection

POWER PROTECTION - MV AND HV SURGE ARRESTERS

DC SYSTEMS
Features: High Current Impulse
- Class DC-B In (8/20μs) (kA) (4/10 μs) kA MCOV DC (kV) Part No.
- High energy absorption capacity Peak Peak
- Indoor and outdoor installations 10 100 2 POLIM-H-2SD
- Standards EN 50526-1, IEC 62848-1

Especially recommended for overvoltage protection of:
- Fixed installations in DC traction systems
- Equipment on rolling stock and locomotives
- Secondary devices in DC installations

POLIM-H-2SD

DIMENSIONS
Ø116
M12x16
M10x16

90

M12x12
M12x17
Ø50
Ø95

Ø158

Continuous Operating Creepage distance Flashover distance Height
Voltage DC (kV) (mm) (mm) (mm)
Ø39
2 232 120 90

Standard dimensions without accessories

ELECTRICAL DATA

Continuous Residual voltage U at specified impulse current
res
operating
voltage wave 1/…μs wave 8/20 μs wave 30/60 μs
U c 5 kA 10 kA 1 kA 2.5 kA 5 kA 10 kA 20 kA 125 A 250 A 500 A
kV kV kV kV kV kV kV kV kV kV kV
DC peak peak peak peak peak peak peak peak peak peak
2 4.86 5.19 4.15 4.35 4.57 4.76 5.19 3.91 4.02 4.14

248 1300 556 601 | ipd.com.au | V17-R05