CKG3-7.2/160 CKG3-7.2/250 CKG3-7.2/400 CKG3-7.2/630 AC High Voltage Vacuum Contactor 4 pole phase

• Electricity Type: AC
• Number of Pole: 4
• Phase: 3
• Main Circuit Rating Voltage: 7.2KV
• Main Circuit Rating Current: 160A,250A, 400A, 630A
• Type: Ac Contactors
• Model NO.: CKG3
• Executive Standard: IEC60947-4-1
• Mode: Vacuum
• Application 1: Break or close the circuit remotely
• Application 2: Start or control AC motor
• Transport Package: Carton/Wooden
• Specification: 63A, 80A, 125A, 160A, 250A, 400A, 630A, 800A
• Trademark: OEM
• Origin: China
• HS Code: 8535900090
• Production Capacity: 200000

Product Description

General Introduction

CKG3 series of AC High voltage vacuum contactor is used in the circuit with frequency of 50Hz (or 60Hz), with rated voltage is up to 7.2KV and with rated current 0f 160A, 250A, 400A and  630A, for long-distance making and breaking circuit and frequently start or control AC motors, and can also be equipped with the appropriate thermal overload relay for the purpose of protecting potential  overload  circuit.

Product Description

CKG3-7.2/160, CKG3-7.2/250, CKG3-7.2/400, CKG3-7.2/630
Main Technical Parameters:

Model	CKG3-7.2/160	CKG3-7.2/250	CKG3-7.2/400	CKG3-7.2/630
Rated Voltage (KV) (Main Circuit)	7.2	7.2	7.2	7.2
Rated Current (A) (Main Circuit)	160	250	400	630
Making Capacity (A/100 Operations)  (Main Circuit)	1600	2500	4000	6300
Make-Break Capacity (A/25 Operations)	1280	2000	3200	5000
Maximum Break Capacity (A/3 Operations)	3200	3200	4000	6300
Mechanical Life (Operations)	1000000	1000000	1000000	1000000
Power Frequency Withstand Voltage for Main Circuit (KV)	32	32	32	32
Power Frequency Withstand Voltage  for Auxiliary Circuit (KV)	2.5	2.5	2.5	2.5
Power Frequency Withstand Voltage for Control Circuit (KV)	2	2	2	2
Rated Operating Frequency (Operations Per Hour)	300	300	300	300
Opening Time (ms)	≤120	≤120	≤120	≤120
Closing Time (ms)	≤150	≤150	≤150	≤150
Clearance Between Open Contacts (mm)	4±0.5	4±0.5	4±0.5	4±0.5
Overtravel (mm)	≥1.2	≥1.2	≥1.2	≥1.2

 

 

 

 

Detailed Photos