12kV Indoor High Voltage Air-Compression Load Break Switch (VACF12-12D)

Model NO.: VACF12-12D/T630-20
Delivery: FOB
Minimum order quantity: 1 piece

Quantity:

Product Description

Basic Info.

Model NO.	VACF12-12D/T630-20
Certification	CE, ISO9001
Rated Current	630A
Rated Thermal Stability Current	20(4s)kA
Rated Dynamic Stability Current	50kA
Rated Cable Charged Current	10A
Power Voltage of Motor Operation	AC/DC 220V
Trademark	VACEM
Origin	Wenzhou, China

1.General description

VACF12-12D/T630-20kA type indoor AC M.V. load switch is a MV. switch equipment with rated voltage of 12kV, rated frequency tri-phase 50Hz, for the closing and opening load current, loop current, air containing transformers and cable charging current, short circuit current of the closing. Equipped with earthing switch, load switch can withstand short-circuit current.

2.Main technical parameter

Item	Unit	VACF12-12D/T630-20
Rated voltage	kV	12
Rated frequency	Hz	50
Rated current	A	630
1 min power frequency withstand voltage	kV	Phase to phase,to earth 42; isolating fracture 48
Lightning impulse withstand voltage	kV	Phase to phase,to earth 75; isolating fracture 85
Rated thermal stability current	kA	20(4s)
Rated dynamic stability current	kA	50
Rated making current(peak)	kA	50
Max. breaking current	kA	1.8
Breaking no-load transformer capacity	kVA	1250
Rated cable charged current	A	10
Breaking time of rated power load current	times	6000
Thermal stability current of earth switch	kA	20(2s)
Dynamic stability current of earth switch(peak)	kA	50
Power voltage of motor operation	V	AC/DC 220

3.Mechanical property

Item	Unit	Data
Item	Unit	VACF12-12D/T630-20
Moving contact travel	mm	200(+8,-2)
Inter-phase center distance(before mechanism stored energy)	mm	210±1.5
Moving contact opening distance	mm	40±2
Opening clearance between auxiliary contact	mm	≥150
Tri-phase closing/opening asynchronous	ms	≤3
Just off speed	m/s	≥2.8
Just on speed	m/s	≥3.8
Distance between metal value to conduct tube	mm	≥125
Fracture distance of earth switch	mm	≥150
Main loop resistance	μΩ	≤120
Max operating torque	N.m	≤160

Note:1.Measure the distance between moving and fixed auxiliary contact, may measure the fixed arc contact after to conduct tube ejector nozzle end surface to add 24mm thickness.

2.While measuring main loop resistance of VFKRN12A-12D combination electrical appliance, fuse can be replaced by conduct rod whose resistance can be ignored.

4.Product show