AIR CIRCUIT BREAKERS - Electrical and Electronics Division

TECHNICAL DATA - DX..H (3/4 POLE)
Type Designation DX 100H DX 125H DX 160H DX 200H
Rated Uninterrupted current
at 40 ° C. - Ith (AC/DC) A 100 125 160 200
Rated impulse withstand voltage - Uimp kV 8 8 8 8
Rated operational voltage - Ue V 415 415 415 415
V DC 440 440 440 440
�requency Hz 50/60 50/60 50/60 50/60
Rated insulation voltage - Ui V 690 690 690 690
Operating Temperature °C -5 to +55 -5 to +55 -5 to +55 -5 to +55
Overvoltage category / pollution degree III/3 III/3 III/3 III/3
Rated Short-circuit making capacity - Icm kA 220 550 220 220
Rated ultimate S.C. breaking capacity - Icu
at 690V ac kA 8 8 8 8
at 500V ac kA 20 20 20 20
at 415V ac kA 65 65 65 65
at 230V ac
Rated Service S.C.
kA 100 100 100 100
breaking capacity - Ics (of Icu) kA 75% 75% 75% 75%
DC Breaking capacity at 440 V kA 25 25 25 25
Utilisation category A A A A
Rated short-time withstand current Icw (1 Sec) kA - - - -
Mechanical life Ops. 20000 20000 20000 20000
Electrical life (AC3, 400V) Ops. 6000 6000 6000 3500
Release Type Thermal-Magnetic Thermal-Magnetic Thermal-Magnetic Thermal-Magnetic
Overload release setting 80-100% 80-100% 80-100% 80-100%
Short Circuit release setting 6-12*In 6-12*In 6-12*In 6-12*In
Mechanical Shock resistance g 20 20 20 20
Weight (3 - Pole) kg 1.7 1.7 1.7 1.7
(4 - Pole)
Accessories
kg 1.7 1.7 1.7 1.7
Auxiliary contacts y y y y
Shunt release y y y y
Under voltage release y y y y
Trip indicating auxiliary contacts y y y y
Earth fault module y y y y
Rotary operating mechanism y y y y
Residual-current protection module y y y y
Remote operator y y y y
Withdrawable unit - - - -
Plug-in module y y y y
Mechanical interlock y y y y
Paralleling mechanism
Load monitoring
y y y y
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