ABB HD4/R User Manual

13
5.7.2 General specifications of fixed circuit-breakers
with rh lateral operating mechanisms for ABB UniSwitch switchgear (12 - 17.5 - 24 kV)
Circuit-breaker HD4/S 12 HD4/S 17 HD4/S 24
Standards
IEC 62271-100
• • •
CEI EN 62271-100
(dossier 7642)
• • •
Rated voltage Ur[kV] 12 17.5 24
Rated insulation voltage Us[kV] 12 17.5 24
Withstand voltage at 50 Hz Ud(1min)[kV] 28 38 50
Impulse withstand voltage Up[kV] 75 95 125
Rated frequency fr[Hz] 50-60 50-60 50-60
Rated thermal current (40°C) Ir[A] 630 800 1250 630 800 1250 630 800 1250
Rated duty breaking capacity
(symmetrical rated short-circuit current)
Isc[kA]
12.5 12.5 12.5 12.5 12.5 12.5 12.5 12.5 12.5
16 16 16 16 16 16 16 16 16
20 20 20 20 20 20 20 20 20
25 25 25 – – – – – –
Short-time withstand current (3 s)
Ik[kA]
12.5 12.5 12.5 12.5 12.5 12.5 12.5 12.5 12.5
16 16 16 16 16 16 16 16 16
20
(5)
20 20 20
(5)
20 20 20 20 20
25
(6)
25
(6)
25
(6)
– – – – – –
Making capacity Ip[kA]
31.5 31.5 31.5 31.5 31.5 31.5 31.5 31.5 31.5
40 40 40 40 40 40 40 40 40
50 50 50 50 50 50 50 50 50
63 63 63 – – – – – –
Sequence of operations
[O-0.3s-CO-15s-CO]
• • •
Opening time [ms] 45 45 45
Arcing time [ms] 10...15 10...15 10...15
Total break-time [ms] 55…60 55…60 55…60
Closing time [ms] 80 80 80
Overall dimensions
(maximum)
H[mm] 710 710 710
L[mm] 286.5 286.5 286.5
D[mm] 1009 1009 1009
Polecenter-distance[mm] 210 210 210
Weight
(3)
[kg] 90 90 90
Absolute gas pressure (nominal duty value) [kPa] 380 380 380
Application of PR521 protection device In[A]
40 - 80 - 250 - 1250
(2)
40 - 80 - 250 - 1250
(2)
–
Application of REF 601 protection device
•
(3)
•
(3)
–
Standardized dimensions table
see note
(4)
see note
(4)
–
TN 7236 TN 7236 TN 7236
Wiring diagram without protection
device installed
1VCD400018 1VCD400018 1VCD400018
with PR521 1VCD400018 1VCD400018 –
with REF 601 1VCD400116 1VCD400116 –
Operating temperature [°C] - 5 ... + 40 - 5 ... + 40 - 5 ... + 40
Tropicalization
IEC:60068-2-30,60721-2-1
• • •
Electromagnetic compatibility IEC 62271-1
• • •
((1)
increase the indicated weight by 20 kg for circuit-breakers with PR521 / PR512 / REF 601 devices and 3 current sensors (15 kg only with 2 current sensors)
(2)
rated current of the current sensors (the PR521 device and the current sensors are available on request)
(3)
the REF 601 device and the current sensors are available on request. The rated current of the REF 601 must be set in the relay and must be compatible with the rated current of the
circuit-breaker.TheratedcurrentthatcanbesetwithCEI0-16is80Aor250A.WiththeCEI0-16versionofREF601,thecircuit-breakerisalwayssuppliedwith3phasesensors
(Rogowskycoils)onthecircuit-breakeritself,one40/1Aclosed-coretoroidalTAanda-MUundervoltagereleaseforrelay-controlledopening   
(4)
specialversionwithcurves“ß=1”or“ß=1,RI”fortheBelgianmarket:askABBfortheavailability,deliveryleadtimesandwiringdiagram
(5)
at12and17.5kVandat630Aratedcurrent,theratedshort-timewithstandcurrentis20kAfor1second
(6)
at12andwith25kAbreakingcapacity,theratedshort-timewithstandcurrentis25kAfor2seconds
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ABB HD4/R Specifications

General

Brand	ABB
Model	HD4/R
Category	Circuit breakers
Language	English