Coordination of Insulation according to EN 50178, 04.98
(Safe Distance)
Rated Voltage
Rated surge Voltage
Overvoltage category
Contamination class
Clearance and
creepage distances
Isolation voltage
Voltage endurance
Input/output
Input/output/to mounting rail
Connection data
Connection
Insulating stripping length
Solid core
Flexible core
With ferrules
16
300 V
6 kV
III
2
≥ 5.5 mm
4 kV
/1 s
eff
4 kV
/1 min
eff
BLZ/SL
8 ± 0.5 mm
0.5 ... 2.5 mm
0.5 ... 2.5 mm
0.5 ... 1.5 mm
2
2
2