ABB VD4/R User Manual

11
General characteristics of circuit-breakers with right lateral operating mechanism for
UniMix type switchgear (12 – 17.5 – 24 kV)
VD4/UniMix 12
12
12
28
75
50-60
630
12.5
16
20
25
12.5
16
20
25
31.5
40
50
63
40…60
10...15
50…75
50...70
700
(4)
- 734
(5)
382 (IP30) - 393 (A.I.)
1030
230
65
40 - 80 - 250 - 1250
(2)
(3)
1VCD000106
(4)
1VCD000107
(5)
1VCD400097
(4)
1VCD400098
(5)
- 5 ... + 40
VD4/UniMix 17
17.5
17.5
38
95
50-60
630
12.5
16
20
25
12.5
16
20
25
31.5
40
50
63
40…60
10...15
50…75
50...70
700
(4)
- 734
(5)
382 (IP30) - 393 (A.I.)
1030
230
65
40 - 80 - 250 - 1250
(2)
(3)
1VCD000106
(4)
1VCD000107
(5)
1VCD400097
(4)
1VCD400098
(5)
- 5 ... + 40
VD4/UniMix 24
24
24
50
125
50-60
630
12.5
16
20
—
12.5
16
20
—
31.5
40
50
—
40…60
10...15
50…75
50...70
700
(4)
- 734
(5)
382 (IP30) - 393 (A.I.)
1030
230
65
40 - 80 - 250 - 1250
(2)
(3)
1VCD000106
(4)
1VCD000107
(5)
1VCD400097
(4)
1VCD400098
(5)
- 5 ... + 40
(1) For circuit-breakers with PR 521 device and 3 current sensors, increase the weight indicated by 20 kg
(2) Rated current of the current sensors (the PR521 device and the current sensors are optional)
(3) DK type phase current sensors on board the circuit-breaker and DK type toroidal CT not on board (the PR521/DK device and the DK sensors are optional)
(4) VD4/UniMix-F for P1/F Unit (fixed circuit-breaker without wheels and cabled to terminal box)
(5) VD4/UniMix-R for P1/F Unit (fixed circuit-breaker with wheels and power cord with plug)
H
Circuit-breaker
Standards IEC 62271-100
CEI 17-1 (file 1375)
Rated voltage Ur [kV]
Rated insulation voltage Us [kV]
Withstand voltage at 50 Hz Ud (1 min) [kV]
Impulse withstand voltage Up [kV]
Rated frequency fr [Hz]
Rated normal current (40°C) Ir [A]
Rated breaking capacity Isc [kA]
(rated symmetrical short-circuit current)
Rated short-time withstand Ik [kA]
current (3s)
Making capacity Ip [kA]
Operation sequence [ O - 0.3s - CO - 15s - CO ]
Opening time [ms]
Arcing time [ms]
Total breaking time [ms]
Closing time [ms]
Overall H [mm]
dimensions
W [mm]
(maximum)
D [mm]
Pole centre distance I [mm]
Weight
(3)
[kg]
Application of PR521 protection device In [A]
Application of PR521/DK protection device
Table of standardised dimensions
Electric circuit diagram
Operating temperature [°C]
Tropicalization IEC: 60068-2-30, 60721-2-1
Electromagnetic compatibility IEC 60694
W
D

ABB VD4/R Specifications

General

Brand	ABB
Model	VD4/R
Category	Circuit breakers
Language	English