33kV Vacuum Circuit Breaker

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33kV Vacuum Circuit Breaker

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$11,783.85

Ex Tax: $11,783.85

Stock: In Stock
Model: RDDLZ-VCB-33
Weight: 1.00
SKU: RDDLZ-VCB-33

Available Options

Rated Current and Rated Short Circuit Breaking Current

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High quality 33kv vcb rated current is 630A, 1000A, 2000A, 2500A. Vacuum breaker switch can be used about 20000 times. Advantages of no pollution and long time free maintenance.

Features:

Ideal contact material and shape, ensuring low current carrying value and stable contact resistance.
33kV vacuum circuit breaker with with integrated design of main conductive circuit made of compound isolation material and operating mechanism.
VCB circuit breaker with few components and parts, compact and logical structure, assuring more reliable and safer operation.
Compact design enables the breaker to be installed within almost all switchgears.
Superior cost performance, 33kv vcb breaker is the ideal choice for engineering programs.

33kv Indoor Vacuum Circuit Breaker Specifications: (Parameters can be customized)

Model	RDDLZ-VCB-33
Rated voltage	33 kV
Maximum operating voltage	33 kV
Rated current	630A/1000A/1250A	1250A/1600A/2000A/2500A	1250A/1600A/2000A/3150A	2000A/2500A/3150A
Rated short circuit breaking current	20kA/25kA	31.5kA	40kA	50kA
Rated short circuit closing current	50kA/63kA	80kA	100kA	125kA
Rated peak withstand current	50kA/63kA	80kA	100kA	125kA
4S Rated short-time withstand current	20kA/25kA	31.5kA	40kA	50kA
Rated insulation level	power frequency withstand voltage（rated open circuit before and later）: 42 kV
	impulse withstand voltage（rated open circuit before and later）: 75 kV
Mechanical life	20000 times
Rated closing voltage of operating mechanism (DC)	110 V, 220 V
Rated switching voltage of operating mechanism (DC)	110 V, 220 V
Contactor torque	11±1
Exceed range(the compress length of contact spring)	4±0.5
Max.bouncing duration	≤ 2
Average opening speed	≤ 0.05
Average closing speed	≤ 0.08
Opening time	≤ 50
Closing time	≤ 100
Accumulative allowable wear thickness of dynamic and static contacts	3 mm
Certification	CE
Warranty	12 months

Dimensions: (Unit: mm)

Schematic Diagram:

Details

Tips: Troubleshooting of VCB

In the troubleshooting process, two types of problems are mainly detected, here is the solution.

Closing Problem. In the mechanism or control circuit, if a part cannot be closed, it needs to be replaced. If there is a closing sound, but the breaker is still open, then check the alignment or go for replacement. If there is no loss of signal when closing, then realignment or replacement is required.

Tripping Operation. If the operating mechanism or control circuit parts cannot trip, go for replacement. If there is a tripping sound, but the circuit breaker is still closed, it needs to be replaced. Similarly, replacement is the solution for a trip without tripping signal too.

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