• Outdoor RPS-15kV/1250A SF6 load break switch
Outdoor RPS-15kV/1250A SF6 load break switch
$5900.00
RPS-15kV/1250A
Basic info
Brand Wone
Model NO. Outdoor RPS-15kV/1250A SF6 load break switch
Rated voltage 15kV
Rated normal current 1250A
Power frequency withstand voltage 50Hz
Mainly active load breaking current 1250A
Series SF6
Product Detail

Description:

  • This is a high standard design SF6 gas load break switch which is suit for pole mounted.

  • RPS type load break switch is KEMA type tested.

  • RPS type load break switch can combined as below different functions switchgear:

  • Manual type load break switch

  • Motorize type load break switch

  • Remote control load break switch

  • Automatic sectionalizer

Features:

  • The high quality 3 mm stainless steel are used for tank.

  • Minimum welding line to minimize corrosion, and specifically to guarantee the safety of the  operation personnel.

  • Even with the internal arc faults at the maximum fault capacity of the tank the RPS can  withstands an internal fault without venting hot gases.

  • The independent spring operation mechanism adopt ROCKWILL® patent spiral spring, provides a guaranteed load  break fault make capability by ensuring the opening and closing speed of the switch.

  • Provided with light reflecting position indicator which are directly connected to the switch operating  shaft providing clear and unambiguous switch position indication.

  • Indicator made of light reflecting material, which  is easily visible from ground level even at night in driving rain.

Parameters:

Outdoor RPS-15kV/1250A SF6  load break switch

Rated voltage

15kV

Power frequency withstand voltage

50Hz

to earth and between phases

28kV

across the isolating distance

32kV

to earth and between phases

75kV

across the isolating distance

85kV

Rated normal current

1250A

Mainly active load breaking current

1250A

Number of breaking operations CO

400times

Line-charging breaking current

50A

Cable-charging breaking curren

50A

Earth fault breaking current

50A

under earth fault conditions

28A

No-load transformer breaking current

\

Short-time withstand current, Ik

20 kA/4 s

Peak withstand current

50kA

Short-circuit making current

50kA

main switch 50 kA (CL E3)

5times

main switch 31.5 kA (CL E3)

10times

earthing switch 50 kA (CL E2)

3times

earthing switch 31.5 kA (CL E3)

5times

Ambient air temperature limits

-40°C...+60°C

main switch

5000times

earthing switch

2000times

Filling pressure (+20°C)

1.4-1.5bar (abs)

density switch

1.2bar (abs)

density gauge

1.2bar (abs)

low gas lock-out mechanism

1.1bar (abs)

Composite bushing

115kg

Porcelain bushing

125kg

Motorize

Add 20kg

Degree of protection of the mechanism box

IP67


Monitoring Functions:

Monitoring Functions

Primary/Secondary Phases and Earth Currents

Direction

Primary/Secondary Line and Phase Voltages

Apparent Power and Power Factor

Real and Reactive Power

Historical Demand Record

Positive Phase Sequence Voltage & Current

Negative Phase Sequence Voltage & Current

Zero Phase Sequence Voltage

Frequency

Binary Input/Output status

Trip circuit healthy/failure

Time and date

Fault records

Event records


External dimensions:

f5b1abb95d60087e32519119120e2744.png

Size

889mmx1148mmx557mm


Environmental requirement:

service environmentarea/altitude/Minimum and maximum temperatures

Air temperature: Maximum  temperature: +85; Minimum temperature:-45

Humidity: Monthly average humidity 95%; Daily average humidity 90%

Altitude above sea level: Maximum installation altitude: 2500m or more higher.

Ambient air not apparently polluted by corrosive and flammable gas, vapor etc. No frequent violent shake


Product show:

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 What is a tank circuit breaker compressed air interrupter?

Working Principle:

  • Working Principle: During the opening operation of the circuit breaker, the moving contact compresses the SF₆ gas within the arc quenching chamber, increasing the gas pressure and causing it to flow rapidly toward the arc region. The high-speed gas flow blows and cools the arc, effectively extinguishing it. During the closing operation, the gas returns to its original state as the moving contact moves in the opposite direction.

Features:

  • Excellent Interrupting Performance: The pressurized arc quenching chamber offers excellent interrupting performance, with a short arcing time and long electrical life.

  • Multiple Interruptions: It can continuously interrupt large short-circuit currents at rated voltage multiple times without frequent maintenance.

  • High Mechanical Reliability: The design ensures high mechanical reliability.

  • Suitable for High Voltage Systems: It is suitable for transmission and distribution systems operating at 40.5 kV and above. For example, the LW8-40.5 type SF₆ circuit breaker uses a pressurized arc quenching chamber.




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