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FZW32-40.5(RD) Series Outdoor High Voltage Vacuum Load Break Switch

Short Description:


Product Detail

Product Tags

FZW32-40.5 outdoor AC high voltage disconnect vacuum load break switch is a new product adopts domestic existing mature load break switch production experience and overseas advanced technology to design and man ufact ire. the load break switch is composed of disconnect blade, vacuum interrupter and operation mechanism. vacuum extinguishing arc, there are merits as strong extinguishing arc ability, reliable performance, long lifetime, small volume, no explosive danger and no pollution to environment.

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Environmental Conditions

♦ Ambient air temperature: -25~+40^, daily temperature <32K

♦ Altitude: 1000m

♦ Wind pressure <700Pa (equal to wind speed 34m/s)

♦ Air pollution degree: according to GB5582 point 4.1 for IV level

♦ Seismic tension: <8 levelAmbienttemperature:-15°C+40°C;

Main Technical Parameters

NO.

Name

Unit

Value

1 Rated voltage

KV

40.5

2 Rated current

A

630

3 Rated frequency

Hz

50

4 Rated peak withstand current

KA

50

5 Rated short time withstand current

KA

20

6 Rated short time withstand current duration

s

4

7 Rated active load breaking current

A

630

8 Rated closed loop breaking current

A

630

9 Rated cable charging breaking current

A

10

10 5% rated active load breWng current

A

31. 5

11 Rated breaking capacLy of no-load transformer

KVA

1250

12 Rated short circuit closing current

KA

50

13 Major loop resistance

卩Q

<95

14 1min power frequency withstand voltage(RMS) Dry test Pole-to-pole, pole-to earth

KV

95

Isolating fracture

115

Wet test Pole-to-pole, pole-to earth

85

15 Lightning impulse withstandvoltage (peak) Pole-to-pole, pole-to earth

KV

185

Isolating fracture

215

16 Mechanical life

Times

10000

 

NO.

Name Unit

Value

17

Three-phase opening/closing asynchronism ms

<15

18

Motor voltage and power

V W

£220 <200

19

Contact knife breaking position deviation

mm

<5

20

Main contact knife pressure

N

420±42

21

Clearance between contact knives

mm

>360

22

Rated peak operating torque

Nm

<300

General Structure Drawing and Installation Size (unit: mm)

a1

a2

1. Vacuum interrupter   2. Opening spring

3. Disconnector components   4. Insulator

5. Frame   6. Spring


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