• Outdoor 38kV/1250A SF6 load break switch
Outdoor 38kV/1250A SF6 load break switch
$7900.00
Model
RPS-38kV/1250A
Basic info
Brand ROCKWILL
Model NO. Outdoor RPS-38kV/1250A SF6 load break switch
Rated voltage 38kV
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-38kV/1250A SF6  load break switch

Rated voltage

38kV

Power frequency withstand voltage

50Hz

to earth and between phases

70kV

across the isolating distance

80kV

to earth and between phases

170kV

across the isolating distance

195kV

Rated normal current

1250A

Mainly active load breaking current

1250A

Number of breaking operations CO

400times

Line-charging breaking current

2A

Cable-charging breaking curren

40A

Earth fault breaking current

130A

under earth fault conditions

80A

No-load transformer breaking current

20A

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)

1.8-1.9bar (abs)

density switch

1.65bar (abs)

density gauge

1.6bar (abs)

low gas lock-out mechanism

1.6bar (abs)

Composite bushing

135kg

Porcelain bushing

155kg

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:


1f913ceb07efe90fc2cd5e6fd25ac401.png

Size

1142mmx1508mmx557mm


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 double fracture compressed air interrupter?

Working Principle:

  • Working Principle: Equipped with two arc quenching breaks, this design produces arcs at both breaks simultaneously during the opening operation. Each break uses its own pressurized gas to extinguish the arc. Compared to a single-break pressurized arc quenching chamber, the dual-break design can more effectively distribute the interrupting voltage and current, thereby enhancing the circuit breaker's interrupting capability and insulation performance.

Features:

  • Higher Voltage and Current Handling: Capable of handling higher voltage levels and larger short-circuit currents.

  • Extreme Conditions: Can easily manage extreme conditions such as high-frequency large inrush currents and high recovery voltages, ensuring the long life and high reliability of the circuit breaker.

  • Ultra-High Voltage Applications: Suitable for ultra-high voltage (UHV) and extra-high voltage (EHV) power systems operating at 550 kV and above. For example, the 550 kV tank-type filter bank circuit breaker independently developed by Pinggao Electric employs an advanced dual-break pressurized arc quenching chamber design.


 


Know your supplier
ROCKWILL
Rockwill Electric Group Global Manufacturer of High voltage and medium-voltage power equipment and smart grid solutions. Headquartered in Wenzhou, China. Serving 100+ countries with quality, innovation, and trust. What We Offer: • HV-MV switchgear (VCB, SF₆ circuit breakers, RMU, GIS) • Distribution transformers and substations • Smart grid and monitoring systems • Solar, wind, EV charging, and energy storage solutions • EPC turnkey power projects Certified: ISO 9001 / ISO 14001 / ISO 45001
Main Categories
High Voltage Electrical Apparatus
Business Type
Design/Manufacture/Sales
Highest Annual Export (USD)
$150,000,000
Professional Experience
16 years
Workplace
108000m²m²
占位
占位
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