24kv High Voltage Vacuum Contactor /Switch for Switchgear (JCZ1)

China 24kv High Voltage Vacuum Contactor/Switch for Switchgear (JCZ1), Find details about China Contactor, Vacuum Contactor from 24kv High Voltage Vacuum Contactor/Switch for Switchgear (JCZ1)

Basic Info.

Model NO.

JCZ1

Power-Frequency Withstand Voltage

65kv

Mechanical Life

100000 Times

Electrical Life

25000 Times

Lightning Impulse Withstand Voltage

90kv

Clearance Between Open Contacts

11-13mm

Trademark

VACEM

Origin

Wenzhou, China

Model NO.

JCZ1

Power-Frequency Withstand Voltage

65kv

Mechanical Life

100000 Times

Electrical Life

25000 Times

Lightning Impulse Withstand Voltage

90kv

Clearance Between Open Contacts

11-13mm

Trademark

VACEM

Origin

Wenzhou, China

Product Desciption

1.General description
VACZ1 series AC vacuum contactor is suitable for power system of AC tri-phase 50Hz,rated current 630 A and below,rated voltage 24kv,for remotely making and breaking circuit,frequently starting and controlling AC motor.It also could be combined with fuse and protector to replace vacuum circuit breaker.The contactor complies with GB/T 14808,IEC 60470 and JB/T 7122 standard,the main performance indicators have reached the international level.
2. Normal using conditions
a. Environment temperature : -5ºC~+40ºC, and average value is no more than +35ºC within 24 hour.
b. Altitude: no more than 1000m.
c. Atmospheric conditions: monthly highest humidity in the most wet month is no more than 90% and monthly average minimum temperature
shall be 25ºC. Condensation on the products due to temperature changes shall be considered.
d. Impact vibration: The place is without extensive shaking, impact, and vibration.
e. The place is without explosion hazard, enchant gas and sleet.
f. No rain and snow in places
g. Pollution degree: Three grade
h. Installation type: .III
i. Installation condition: Slant angle between installation surface and vertical surface is no more than 15°.
3.Main technical parameter

Item	Unit	VACZ1 160/24	VACZ1 250/24	VACZ1 400/24	VACZ1 630/24
Main circuit rated voltage	kV	24	24	24	24
Main circuit rated current	A	160	250	400	630
Main circuit current making capacity	A/100times	1600	2500	4000	6300
Main circuit make-break capacity	A/25times	1280	2000	3200	5000
Maximum breaking capacity	A/3times	3200	4000	4500	6000
Mechanical life	Thousand times	100	100	100	100
Engineering lock life	Thousand times	10	10	10	10
Electrical life	Thousand times	25	25	25	25
Permanent magnet mechanism life	Thousand times	10	10	10	10
Power-frequency withstand voltage of main circuit	kV	65	65	65	65
Phase to phase/phase to earth power frequency withstand voltage	kV	65	65	65	65
Lightning impulse withstand voltage	kV	90	90	90	90
Rated operating frequency	times/h	150	150	150	150
Rated operating frequency of permanent magnet mechanism	times/h	30	30	30	30
Terminal pressure	N	>100	>100	>100	>100
Clearance between open contacts	mm	12±1	12±1	12±1	12±1
Over travel	mm	2±5	2±5	2±5	2±5
Main circuit resistance	μΩ	≤180	≤180	≤180	≤180