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Home > Products > 12kV Indoor HV Load Switch > FZRN16A-12 Indoor Use Hv Vacuum Switchgear with Fuse Factory Supply.

FZRN16A-12 Indoor Use Hv Vacuum Switchgear with Fuse Factory Supply.

Basic Info

Model No.:  FZRN16A-12D/T125-31.5

Product Description

Model NO.: FZRN16A-12D/T125-31.5 Usage: Ring Net Switchgear&Box-Type Substation Number of Switch: Multi Control Switch Environment: Indoor High Voltage Application: Disconnect Load/Overload/Short-Circuit Current Origin: Jiangyin Yunfeng, China Function: Industry Pole: 3 Certification: SGS, ISO9001, CE Test Equipment: IEC Standard Trademark: YF Product Overview
YFZN16A(FZN16A)-12 series indoor AC HV Vacuum Load Switch and load switch-fuse combination unit("series vacuum load switch")is the product researched and developed independently by our company. Its performance meets the requirements of national standards GB 3804-2004 High-voltage alternating-current switches for rated voltage above 3.6kV and less than 40.5kV and GB 16926-2009 High-voltage alternating current switch-fuse combinations and international standard IEC 420. It features safe and reliable breaking, long electrical endurance, availability for frequent operation,large breaking transfer short-circuit current, basically no maintenance, obvious isolating fracture and possibility to realize the remote control,ect. It can be short-circuit current. It is applicable to be placed in the ring net switchgear and box-type substation,ect.

FZRN16A-12 Indoor Use Hv Vacuum Switchgear with Fuse Factory Supply.        FZRN16A-12 Indoor Use Hv Vacuum Switchgear with Fuse Factory Supply.

Model Specification
FZRN16A-12 Indoor Use Hv Vacuum Switchgear with Fuse Factory Supply.

         ---safe &reliable breaking
         ---long electrical endurance
         ---availability for frequent operation
         ---large breaking transfer short-circuit current
         ---basically no maintenance
         ---obvious isloating fracture and possibility to realize the remote control

Service Conditions
          2.Ambient temperature-25ºC-+ 40ºC;
          3.The daily average of relative humidity shall not be larger than 95% and the monthly average shall not be               larger than 90%:
          4.The ambient air shall not be subject to the obvious pollution such as corrosive or combustible gas and                   steam;
          5.The site without fire hazards and explosion hazards;
          6.The site that the seismic intensity does not exceed degree 8; the gradient shall not exceed 5°

Main Technical Paramenters
Serial No. Item Unit YFZRN16A-12 Load Switch-Fuse Combination Unit
1 Rated voltage kV 12
2 Rated frequency Hz 50
3 Rated current A Max.rated current of fuse 125A;160A;200A
4 Rated short-circuit breaking current of fuse kA 31.5;40;50
5 Rated breaking-transfer(handover)current A 3150
6 Rated active load breaking current A 630
7 5% rated active load breaking current A 31.5
8 Rated closed loop breaking current A 630
9 Rated cable charging breaking current A 10
10 Rated line charging breaking current A 1
11 Rated earthing fault breaking current A 30
12 Rated cable charging breaking current under earthing fault conditions A 17.4
13 Rated breaking no-load transformer capacity kVA 1600
14 Rated breaking current f single capacitor bank A 400
15 Rated short-time withstand current(thermal          ---Load switch(including disconnector) kA/s 20/4
stability current)                                                    ---Earthing Switch kA/s 20/2
16 Rated short-circuit making current kA 50
17 Rated peak withstand current(dynamic current) kA 50
18 1 min power-frequency withstand voltage(effective value)to earth,phase-to-phase,vacuum fracture/isolating fracture kV/kV 42/48
19 Full-wave lightning impluse withstand voltage(peak) to earth,phase-to-phase,vacuum fracture/isolating fracture kV/kV 75/85
20 Main loop resistance μΩ ≤120
21 Mechanical life Time 10000
22 Clearance between open contacts mm 9±1
23 Overtravel(compression length of contact spring) mm  
24 Gross thickness of contact wear mm 3
25 Average opening speed m/s 0.8~1.2
26 Average closing speed m/s 0.4~0.8
27 Rated contact pressure N 900±200
28 Connact closing bounce time ms ≤2
29 Three-phase opening and closing asynchronization ms ≤1
30 Inter-pole center distance mm 210±3
31 Distance between live parts and of phase to earth mm ≥125
32 Closing operation torque of vacuum arc-extinguishing chamber N.m ≤80
33 Opening operation force of vacuum arc-extinguishing chamber N ≤10
34 Rated closing operation voltage V ≌220/110
35 Rated opening operation voltage V ≌220/110
36 Time of switch opening triggered by breaking of fuse ms 35±5
37 Impact output energy at breaking of fuse J(Joule) 1

Selection of HV current-limiting fuse
Transformer capacity(kVA) 100 125 160 200 250 300/315 400 500 630 750/850 1000 1250 1600 2000 2500
Rated current of fuse(A) 16 16 16 20 25 31.5 40 50 63 80 80 100 125 160 200

The model of recommended fuse is XRNT-12HV current-limiting fuse;
The impact output energy of recommended fuse is:1J(Joule) middle-sized.

FZRN16A-12 Indoor Use Hv Vacuum Switchgear with Fuse Factory Supply.
FZRN16A-12 Indoor Use Hv Vacuum Switchgear with Fuse Factory Supply.


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Product Categories : 12kV Indoor HV Load Switch