Brochure

Standards IEC 60947, VDE 0660
Disconnector Type 3LD2 0 3LD2 1 3LD2 2 3LD2 5 3LD2 7 3LD2 8
Number of contacts 3/4 3/4 3/4 3/4 3/4 3/4
Rated insulating voltage U
i
V 690 690 690 690 690 690
Rated operating voltage U
e
AC V 690 690 690 690 690 690
Rated frequency Hz 50 … 60 50 … 60 50 … 60 50 … 60 50 … 60 50 … 60
Rated impulse withstand voltage strength U
imp
kV66666 6
Rated short-time current strength
(1-s current, RMS value) A 340 640 640 1260 2000 2000
Short-circuit protection, max. back-up fuse (gL) A 20 25 50 63 100 125
Rated continuous current I
u
A 16 25 32 63 100 125
AC-21A load switch
Rated operating current I
e
A 16 25 32 63 100 125
AC-3 motor switch, individual
motors can be operationally switched
Rated operating power
at 220 V … 240 V kW 3.0 4.0 5.5 11.0 18.5 22.0
at 380 V … 440 V kW 5.5 7.5 9.5 18.5 30.0 37.0
at 660 V/690 V kW 5.5 7.5 9.5 15.0 22.0 30.0
AC-23A main switch, repair switch
individual motors can be frequently
switched but not operationally
Rated operating power
at 220 V … 240 V kW 4.0 5.0 6.0 11.0 18.5 22.0
at 380 V … 440 V kW 7.5 9.5 11.5 22.0 37.0 45.0
at 660 V/690 V kW 7.5 9.5 11.5 18.5 30.0 37.0
Technical data: Main control and EMERGENCY-STOP switches 3LD
Main control and EMERGENCY-STOP
switches 3LD can be used as switches
for front or base mounting, as switches
in distribution panels and as switches
in moulded-plastic enclosures in
conjunction with rotary door-coupling
drive mechanisms.