Gold Member Since 2007
Audited Supplier
Ningbo Ville Electric Co., Ltd.

Switchboard, Ring Main Unit, Rmu manufacturer / supplier in China, offering Ring Main Unit, 230kv Auto Power Transformer / Power Distribution Transmission /Power Transformer, Gas Insulation Metal-Clad Switchgear Gis and so on.

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Ring Main Unit

FOB Price: US $20,000-180,000 / Set
Min. Order: 1 Set
Min. Order FOB Price
1 Set US $20,000-180,000/ Set
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Port: Ningbo, China
Production Capacity: 1/Month
Payment Terms: L/C, T/T, D/P, Western Union

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Basic Info
  • Model NO.: 12kv 24kv 35kv
  • Structure: Open-Loop
  • Signal: Continuous
  • Test: Type Test Report
  • Transport Package: Wooden Cases
  • Origin: Ningbo China.
  • Task: Adjust
  • Mathematical Model: Linear
  • Endurance of Equipment: 30years
  • Trademark: VILLE
  • Specification: IEC Standard
  • HS Code: 8543709990
Product Description
HXGN26-12(F) Combined Metal-clad AC Ring Main Unit Switchgear ( hereafter referred to as Ring Main Unit ) are designed and manufactured by ourselves by importing foreign advanced technology and accord with the requirement of power supply in our country.

Product Feature:
A. Main switch is FN26-12 SF6 load;
B. Three phases are end to end arrangement;
C. Two mechanisms: Manualmanual and motor drive;
D. Enclosure: Complete aluminum zinc coated steel plate;
E. Reliable 5 protection interlock system;
F. Easy control circuit connection between cabinets.

Rated voltageKV35
Max system voltageKV38, 5
Power frequency withstand voltage
Phase - earth and phase - phase--KV75
Opened contactKV85
Lightning impulse withstand voltage
Phase - earth and phase - phase--KV180
Opened contactKV195
Short circuit withstand current (1s)KA20
Short-circuit current indicators (manual setting) for cable in and out
Capacitor voltage indicator
Conformity for remote contron in futureComply

Min. Thickness of metall shell of SF6 camera SF6 Mm
T-Plug for cables in and out
Elbow for cable to transformer
The annual relative leakage of gas-filled compartment
%/year£ 0, 1
Rated voltagekV12
Rated frequencyHz50
Rated current of main busbarA630
Rated short-time withstand current of main circuit and earthing circuit.kA/s25/2
Rated peak withstand current of main circuit and earthing circuit.kA63
Rated short-circuit making current of main circuit and earthing circuit.kA63
Load switch full capacity breaking  timestimes100
Fuse breaking currentkA31.5 40
Mechanical endurancetimes10000
1min power frequency withstand voltage(r. m. s) phase to phase, phase to earth/isolating distancekA42/48
Lightning impulse withstand voltage (peak)phase to phase, phase to earth/ isolating distancekV75/85
Secondary circuit 1min power frequency withstand voltagekV2
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