LW30-126 126kv SF6 Circuit Breaker withoperating mechanism

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Qingdao
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Min Order Qty:
1 unit
Supply Capability:
300 unit/month

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Specifications

LW30-126 126kv SF6 Circuit Breaker

1 Overview
LW30-126/145/3150-40 SF6 high-voltage AC circuit breaker is of 3-phase 50Hz high-voltage switchgear,used for the control and protection of 126kV/145kV power distribution and transmission system,as well as being used as the network interconnected circuit breaker and in the places switching capacit or bank.
2 Service and Installation Conditions
Ambient temperature: -30
°C~+40°C (special order - 50°C~+40°C)
Altitude:≤1000m(No limitation for special order)
Humidity:
Relative humidity at average per day (25
°C): ≤95%
Relative humidity at average per month:      ≤90%
Saturation vapour pressure: Daily average ≤2.2×10MPa
Monthly average ≤1.8×10MPa
Wind pressure:  ≤700Pa
Icing thickness: 10mm
Seismic intensity:
Horizontal acceleration: ≤0.3g
Vertical acceleration:  ≤0.15g
Sunshine intensity:  0.1w/cm (at wind velocity of 0.5m/s)
Max. daily temperature rise:  25
°C
Symmetrical Creepage distance:  31mm/kV
Protection class: IP54
Keep the breaker away from places with combustible, explosive, corrosive materials and violent vibrations.


 




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Q:Rural high voltage transmission line equipment ownership
You do not want to what the transformer behind the high-voltage line,
Q:Transmission system and distribution system
Distribution system is the power supply to the distribution load for the purpose of the general voltage level of not more than 10KV
Q:What is the difference between power supply and distribution
The two is the integration of power generation and power supply.
Q:High and low voltage distribution equipment
Distribution equipment refers to a variety of power plants, substations and factories and enterprises in the low-voltage power distribution system for power, distribution and lighting of the complete sets of equipment.
Q:DC transmission equipment
Simply put, DC screen is to provide stable DC power supply equipment.
Q:Are electric wires and cables belong to distribution equipment?
Wire and cable for the transmission of electric (magnetic) energy, information and realize electromagnetic energy conversion of wire products, wire and cable general also referred to as the cable,
Q:Transmission lines are not electrical equipment?
If you are satisfied, please accept it as a satisfactory answer
Q:Main equipment of high voltage direct current transmission
At present, most of the converter adopts thyristor thyristor rectifier, which is composed of three phase bridge rectifier.
Q:What are the general requirements for working on distribution equipment?
Distribution equipment including high voltage power distribution room, substation, power distribution transformer platform, low voltage power distribution room (box), ring network cabinet, cable branch box] outage maintenance,
Q:What are the two power distribution equipment?
The two equipment is the equipment for the control, protection, monitoring and measurement of the work of the primary equipment.

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