China Wholesale Acb Handcart Factory – 40.5kV Outdoor Vacuum Circuit Breaker – Greenpower

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China Wholesale Acb Handcart Factory – 40.5kV Outdoor Vacuum Circuit Breaker – Greenpower Detail:

Model and Meaning

Use Environmental Conditions

a. Altitude: no more than 1000m
b. Ambient temperature: -15℃～+40℃, the daily average temperature does not exceed +35℃
c. Environmental humidity: daily average relative humidity: ≤95% monthly average relative humidity: ≤90%
Daily average vapor pressure: ≤2.2×10-3 MPa Monthly average vapor pressure: ≤1.8×10-3MPa
d. Earthquake intensity: no more than 8 degrees
e. Location of use: Ambient air is not appreciably polluted by dust, smoke, corrosive and/or flammable gases, vapors or salt mist.
Note: When the actual use environment does not meet the above conditions, please consult with our company.

Technical Parameter

No.	Items			Unit	Data
1	Rated voltage			kV	40.5
2	Rated frequency			Hz	50
3	1min power frequency withstand voltage	Between poles, To earth		kV	95
		Fractures			118
	Lightning impulse withstand voltage (peak)	Between poles, To earth			185
		Fractures			215
4	Rated current			A	1250 1600 2000 2500
5	Rated short-time withstand current (RMS)			kA	25	31.5
6	Rated peak withstand current				63	80
7	Rated short-circuit breaking current (RMS)				25	31.5
8	Rated short-circuit making current (peak value)				63	80
9	Rated short circuit duration			s	4
10	Rated sequence of operations				O-0.3s-CO-180s-CO
11	Rated out-of-phase earth fault breaking current			kA	21.7	27.4
12	Rated cable charging current switching test			A	50
13	Rated single/back-to-back capacitor bank breaking current				800/800
14	Mechanical life			times	10000
15	Short circuit current breaking times			times	30
16	Secondary circuit 1 min power frequency withstand voltage				2000
17	Rated operating voltage		Closing coil	V	DC110/220, AC220
			Opening coil	V	DC110/220, AC220
18	Rated voltage of energy storage motor			W	DC110/220, AC220
19	Rated power of energy storage motor			s	250
20	Energy storage time (rated voltage)			s	≤10
21	Rated pressure of SF6 gas (gauge pressure at 20°C)			Mpa	0.35₀^+0.02
22	Alarm pressure			Mpa	0.29±0.01
23	Minimum functional pressure (blocking pressure)			Mpa	0.28±0.01
24	Annual leak rate			%	≤0.5
25	Gas moisture content			μL/L	≤150
26	Moving contact stroke			mm	≥78
27	Contact Spacing			mm	50±1.5
28	Opening time			ms	60~78
29	Closing time			ms	65~95
30	Three-phase closing and opening are not periodic				≤5
31	Average opening speed (within 10ms after halfway)			ms	2.2~2.8
32	Average closing speed (within 10ms after half-way)			ms	≥1.5
33	Main conductive loop resistance			μΩ	≤32(Handcart)	≤20(Fixed type）

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To create more benefit for buyers is our business philosophy; shopper growing is our working chase for China Wholesale Acb Handcart Factory – 40.5kV Outdoor Vacuum Circuit Breaker – Greenpower, The product will supply to all over the world, such as: Azerbaijan, Belgium, Los Angeles, We are increasingly expanding our international market share based on quality products, excellent service, reasonable price and timely delivery. Please contact us at any time for more information.

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