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Accessory for 3VT circuit-breakers — Rear-mounting terminals
Safety Instructions
Read and understand these instructions before installing,
operating, or maintaining the equipment.
DANGER
!
Hazardous voltage.
Will cause death or serious injury.
Turn off and lock out all power supplying this device
before working on this device.
CAUTION
Reliable functioning of the equipment is only ensured with
certified components.
Installation of rear-mounting terminals for VT63, VT100 and
VT160
(1) Screw terminals, insulating sleeves, nuts and washers for
screw terminal connections
(2) Step 1: Install the short screw terminal on the bottom of the
circuit-breaker.
(3) Step 2: Install the long screw terminal on the bottom of the
circuit-breaker.
(4) Step 3: Install all screw terminals.
(5) Step 4: Install the isolating set.
(6) Step 5: Attach one nut.
(7) Step 6: Attach two washers on the nut.
(8) Step 7: Attach the second nut.
(9) Step 8: Attach all sets of nuts and washers.
Installation of rear-mounting terminals for VT250 and VT400
(10) Screw terminals, insulating sleeves, nuts and washers for
screw terminal connections
(11) Step 1: Install and tighten the short screw terminal into the
bottom of the circuit-breaker with a nut.
(12) Step 2: Install and fasten the long screw terminal into the
bottom of the circuit-breaker with a nut.
(13) Step 3: Install all screw terminals.
(14) Step 4: Attach the insulating sleeves.
(15) Step 5: Attach one nut.
(16) Step 6: Attach two washers on the nut.
(17) Step 7: Attach the second nut.
(18) Step 8: Attach all sets of nuts and washers.
Installation of rear-mounting terminals for VT630
(19) Screw terminals, insulating sleeves, nuts and washers for
screw terminal connections
(20) Step 1: Install and tighten the screw terminal into the bottom
of the circuit-breaker with a nut.
(21) Step 2: Install all screw terminals.
(22) Step 3: Install the insulating sleeves.
(23) Step 4: Attach one nut.
(24) Step 5: Attach all sets consisting of two washers and the
second nut.
A5E00817834-02
Dimension description of the rear-mounting terminals for 3VT
molded-case circuit-breakers
Main dimension data of the rear-mounting terminals for VT63 to
VT630:
(a) fixed-mounted
(b) draw-out
(c) plan form of the rear-mounted terminal
(a)
I
n
L1
L2
63 A
42
75
100 A
42
75
160 A
42
75
250 A
55
100
400 A
62
108
630 A
68
68
M24 x 2
(c)
English
(b)
D
L1
L2
D
M8
40
76
M8
M8
40
76
M8
M8
40
76
M8
M12
48
100
M12
M16
58
108
M16
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