No.

Description

Requirement

1

Altitude(installed indoors)

 ≤1000m

2

Ambient air temperature

 -5℃ ~ +40℃

3

Monthly average relative humidity

≤90%(+25℃)

4

Anti-seismic intensity

≤8°

5

Maximum daily temperature difference

< 25℃

No.

Items

Unit

Data

1

Rated voltage

kV

12

2

Rated frequency

Hz

50

3

Main bus-bar rated current

A

630

4

Major loop and ground loop rated short-time withstand current/ time

kA/s

20/3

5

Major loop and ground loop rated peak withstand current(peak value)

kA

50

6

Major loop and ground loop rated short-time making current

kA

50

7

Load switch rated current breaking times

time

100

8

Rated transfer current

A

1700

9

Fuse maximum rated current

A

125

10

Fuse breaking current

kA

31.5-50

11

Mechanical endurance

time

2000

12

1min power frequency withstand voltage(effective value)

kV

42/48

13

Lighting impulse withstand voltage inter-phase, to ground, isolation break(peak value)

kV

75/85

14

Secondary loop 1min power frequency withstand voltage

kV

2

15

Protection degree

IP2X

16

External dimension(width * depth * height mm)

mm

500(375 750) × 940×1900 800×1200×2200