Vcb High Voltage Vacuum Contactor Fuse Handcart Type Fuse Combination

• Customization: Available
• Breaking Capacity: Switchgear
• Operation: Electric Type
• Model NO.: VZF(R) -12
• Speed: Normal Type Circuit Breaker
• Arc-extinguishing Medium: Vacuum
• Installation: Fixed or Handcart Type
• Structure: Vcb
• Poles Number: 3
• Type: Indoor Vacuum Circuit Breaker
• Function: Isolation,Protection,Automatic Reclosing
• Certification: ISO9001-2000
• Rated Voltage: 12kv
• Rated Current: 630/1250/1600A
• Mechanical Life: 30000 Times
• Altitude: 1000m
• Transport Package: Wooden Box Packing
• Specification: Custom-made
• Trademark: ZGHQDL
• Origin: China
• HS Code: 8535210000
• Production Capacity: 10000/M

Product Description

The VZF (R) -12 series vacuum load switch-fuse combination electric appliances, referred to as vacuum switches, represent the latest generation of vacuum switchgear. These devices have been developed in response to unique design concepts and market demands, offering advanced performance for modern electrical systems.

The VZF (R) -12 series is widely utilized in indoor armored air-insulated switchgear and is designed to meet the rigorous requirements of industry standards such as GB3804-2004 and GB16926-1997. The vacuum switches are engineered to ensure safe and reliable operation across the corresponding voltage levels of the power grid, provided that the technical parameters are maintained within the specified range.

Technical Specification
		VZF-12/T630-20	VZF-12/T125-50
Rated voltage	kV	12	12
Power Frequency Voltage Withstand(Interphase, Ground to Ground)	kV	42	42
Thunder Shock (Interphase, Ground to Ground)	kV	75	75
Rated current	A	630	125 Fuse
Rated short circuit interruption withstand current	kA	-	50 Fuse
Rated short-time withstand current	kA	20	-
Rated peak tolerable current	kA	50	-
Rated short circuit closing current	kA	50	-
Rated Cable Charging Open-Out Current	A	16	-
Rated interruption AC current	A	-	3150
Breaking No-load Transformer	kVA	1250
Battery life	cycles	10000
Partial Discharge Volume	PC	≤5