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Wenzhou Rockwell Transformer Co., Ltd.

Gas Insulated Switchgear, Metal Clad, Sf6 Gas manufacturer / supplier in China, offering Sf6 Gas Insulated Metal-Clad Switchgear, 7.6kv 13.8kv 19.9kv Single Phase Voltage Regualtor 32steps Auto Transformer, China Top3 Manufacturer of Single Phase Automatic Step Voltage Regulator and so on.

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Supplier Homepage Product Transformer protection(HV&LV) Sf6 Gas Insulated Metal-Clad Switchgear

Sf6 Gas Insulated Metal-Clad Switchgear

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Min. Order: 1 Piece
Payment Terms: L/C, T/T, D/P, Paypal

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Basic Info
  • Model NO.: RGIS-G20
  • Structure: Cabinet, Protection
  • Form: All- packaged Type
  • Shell Protection Grade: IP56
  • Certification: ISO9001:2000
  • Type: Power
  • Operation Voltage: High Voltage
  • Trademark: ROCKWILL
Product Description
++++General
SF6 Gas Insulated Metal-clad swi tchgear, RGIS-G20 designed up to 40.5kV 3-phase 3 wire
50/60 Hz system.
The switchgear shall be rated up to 40.5kV and has horizontally or Vertically installed vacuum
circuit breakers
The switchgear includes vacuum circuit breakers,meters, relays, etc.
The switchgear is certified by Xi'an High Voltage Institute.
++++Feature
Compactness,
Automation,
High Reliability and Safety,
Easy Expansion,
Simple Installation,
Economy.
++++Stationary Structure
The switchgear consists of bus compartments and circuit breaker compartment that
are hermetically pressure sealed with SF6 gas.
Welded stainless steel enclosure
Modular design
Duct for pressure relief
Panels coupled by plug in bus connectors
Cable connection inner cone plug in system
++++Environmental Qualification
The switchgear equipments is evaluated by optimum analysis and test for easy
maintenance
and long lifetime.
Hermetically sealed primary enclosure for protection against environmental
conditions (dirt,moisture, vermins, insects and high altitudes).
++++Quality Assurance
Advanced Quality Assurance Program is applied.
The program comply with the requirement of
ISO fully.
++++Main technical parameter
Designation of type
RGIS
-G10
RGIS
-G20
RGIS
-G80
RGIS
-G90
Rated voltagekV25.840.540.527.5
Maximum operating voltagekV25.840.540.527.5
Rated power frequency withstand voltagekV501)959595
Rated lightning impulse withstand voltagekV125185185185
All voltage values apply for an
insulating gas pressure, absolute, 20ºC
kPa110110110110
Rated frequencyHz50/6050/6050/6050/60
Rated busbar currentAup to 20001)up to 12501)up to 12501up to 12501
Rated feeder currentA630/
1250/
20001)
630/
12501)
630/
1250/
20001)
630/
1250/
20001)
Rated peak withstand currentkA63808080
Rated short time current 4 secondskA2531.531.531.5
Rated short circuit breaking current of circuit breakerkA2531.531.531.5
Rated short circuit making current of circuit breakerkA63808080
Rated operating sequence
O - 0.3s - CO - 3min - CO2)
Closing timems7560±560±560±5
Opening timems6040±540±540±5
Insulating gas
SF63)SF63)SF63)SF63)
Rated filling pressure, absolute, 20ºCkPa130130130130
Minimum operating pressure, absolute, 20ºC kPakPa120120120120
Rated data: Auxiliary voltageV220DC 110 / 125DC4)
Degree of protection (IEC 60529, DIN VDE 0470) :
High voltage live parts
Low voltage compartment

 
IP 65
IP 4X5)
 
IP 65
IP 4X5)
 
IP 65
IP 4X5)
 
IP 65
IP 4X5)
Sf6 Gas Insulated Metal-Clad Switchgear
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Mr. Chen Chengming
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