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Electrical data
Ratings per IEC/EN
Ratings per IEC/EN 60947-7-1
Nominal voltage (III/3) 800V
Rated impulse voltage (III/3) 8kV
Rated current 20A
Rated current 2 25A
Legend (ratings) (III / 3) ≙ Overvoltage category III / Pollution degree 3
Ratings per UL
Rated voltage UL (Use Group B) 600V
Rated current UL (Use Group B) 20A
Rated voltage UL (Use Group C) 600V
Rated current UL (Use Group C) 20A
Ratings per CSA
Rated voltage CSA (Use Group B) 600V
Rated current CSA (Use Group B) 20A
Rated voltage CSA (Use Group C) 600V
Rated current CSA (Use Group C) 20A
Ex information
Reference hazardous areas See Downloads – Documentation – Additional Information: Technical Section; Technical explanations
Ratings per ATEX: PTB 03 ATEX 1162 U / IECEx: PTB 03.0004U (Ex eb IIC Gb)
Rated voltage EN (Ex e II) 550V
Rated current (Ex e II) 19A
Rated current (Ex e II) with jumper 17A
Power loss
Power loss, per pole (potential) 1.596W
Rated current IN for specified power loss 20A
Resistance value for specified, current-dependent power loss 0.001Ω