Reclosers

Hughes ACR series of reclosers is clearly the most advanced and safest product of its kind on today's market. It is built to remain in operation for more than 30 years without major maintenance. The model range is available for 6/15, 22/27 and 33/40kV.

Hughes Power System Auto reclosers for overheard line 12kV
  • Non enclosed switch for extra safety
  • Integrated disconnector for personal safety
  • Solid insulated. No harmful SF6 gas
  • Operation On and Off with full load without electric power
  • Core balance transformer for detecting low earth faults
  • Frame of "Marine grade" premium stainless steel

ACR405 RECLOSER SERIESDESCRIPTION


Hughes ACR405 series of recloser is designed for use on overhead distribution lines with the voltage range 33-40kV, in distribution substation applications and as an advanced Smart Grid building block.

The ACR405 series model range:

  • ACR405 model has the OVX405 vacuum circuit breaker equipped with ABB VG10 2000A/20kA 40.5kV vacuum interrupter, and voltage sensors on the load side;
 
HUGHES POWER SYSTEM overhead line auto recloser 38 kV

ACR405 RECLOSER SERIESACR405 MODEL


The ACR405 recloser set includes: 

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Hughes recloser ACR405


The OVX405 vacuum circuit breaker components:

  • ABB VG10 2000A/20kA 40.5kV vacuum interrupter (1);
  • Integrated 3x phase current transformers (2);
  • Integrated voltage sensors on load side (3);
  • High current vacuum breaker element (1), RMF type for 1200 A continuous line load and 16 kA fault current in 3 sec
  • Frame (4) made of 5 and 4mm stainless steel to eliminate electrochemical corrosion;
  • Electrical circuit (5) made of high grade copper;
  • IP67 Control cable contact (6);
  • Manual manoeuvre (7) of vacuum interrupter;
  • Spring stored energy operating mechanism (8);
Hughes recloser ACR405



tHE acr405 RECLOSER EXTERNAL ACCESSORIES:

  • Rugged mounting brackets (1) for different pole types;
  • Antenna set for GSM/4G including: antenna, multi band professional glass fibre rod; pole mounted bracket for antenna; antenna cable 8M RG-213 N-N professional connectors and surge arresters for antenna N-N connectors;
  • Voltage transformer (2) for 33/38kV, phase to phase connected, epoxy insulated with pole mounting brackets;
  • Insulations transformator 230/230 VAC
  • Surge arresters (3) for 33/38kV with mounting brackets;
  • Drop out fuses (4) for 33/38kV with mounting brackets;

Complete list of external accessories is here.

Hughes recloser

HUGHES POWER SYSTEM overheadline recloser 38 kV

ACR405 RECLOSERINSTALLATIONS

The ACR405 model of reclosers can be installed on one wooden or concrete pole or between 2 poles.

The standard installation includes below elements in the following sequence:

  • Voltage transformer (1)
  • Vacuum circuit breaker (2)
  • Interconnecting cable (3)
  • Recloser control cabinet (4)
Hughes recloser ACR405



ACR405 can installed as one of the blocks of a switchgear scheme.
The installation includes below elements in the following sequence:

  • Voltage transformer (1)
  • Vacuum circuit breaker (2)
  • Recloser control cabinet (3)
Hughes recloser ACR405

ACR405 RECLOSERTECHNICAL DATA

Description OVX405
Rated operation voltage, VDC 24-48-110
Rated maximum voltage, kV 40
Rated basic impulse level, P>P, kV 185
Rated basic impulse level, P>E, kV 170
Power frequency withstand 50/60Hz, Dry, kV 70
Power frequency withstand, Wet, kV 60
Rated power, W 40
Rated continuous current, A 1200
Rated fault making current, kA 42
Rated fault breaking current, kA 16
Rated fault duration time, s 3
Line charging current, A 5
Cable charging current, A 40
Contact resistance, VCB, µΩ < 40
Network frequency, Hz 50/60
Description Winding 1
Phase CT type 1 600/1
Design min mechanical/electrical 15.000
Dimensions (LxWxH), mm 1410x621x1070
Mass (weight), kg (lbs) 155 (342)
Operating temperature C -45 - +70
Humidity 100% at 25 C
Enclosure IP55-65, non-magnetic stainless steel, optional painted in RAL or ANSI colour
Bushing type Hydrophobic Cycloaliphatic Epoxy (HCEP)
Phase to phase distance, mm 550
Creep distance to ground (interrupter isolator), mm 1310
Max installation altitude at rated BIL, m 3000
Description  
Design specification IEC 62271-100
Marking specification IEEE std C37.60
Operation sequence, no charge 25 ms trip - 50 ms close - 25 ms trip

New Auto recloser Application

Hughes Protection Relay App is an unique tool for a modern Electrical Utility Linesman. Operation of the breaker, change of relay parameters etc.

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