72 / 338
A-20
Functional system
Functional units
W = 400 mm
Circuit breakers
Connection
Upstream on incomer
Dd382672.eps
Devices
Fixed device
Withdrawable device
NS630b/1600
3P
4P
3P
Type of terminals
Front connection
Front connection
Arc-chute cover
33596
33597
-
Vert. conn. adapters
33642
(1)
33643
(1)
33642
(1)
Cable-lug adapters
33644
(1)
33645
(1)
33644
(1)
Spacing rods
04691
04691
(1)
Vertical connection adapters and cable-lug adapters are not compatible with input voltage
u
500 V.
Accessories
Dd382513.eps
Dd382514.eps
W =400
D = 400
D = 600
4 cable tie supports for
framework
08774
08794
08794 + 08796
Compact NS630b/1600
Dedicated cubicle