MNS Sealed Indoor Low Voltage Withdrawable Switchgear

Technical specification
Item |
Unit |
Data |
Rated voltage |
V |
400 / 690 |
Rated insulation voltage |
V |
690/1000 |
Rated frequency |
Hz |
50 / 60 |
Rated main bus bar max. current |
A |
5500(IP00),4700(IP30) |
Rated short time withstand current of main bus bar (1s) |
kA |
100 |
Rated short time peak withstand current of main bus bar |
kA |
250 |
Rated distribution bus bar current |
A |
1000(IP30) |
Rated short time peak withstand current of distribution bus bar |
kA |
95 |
Degree of protection |
IP30,IP40 |
Service conditions
Normal service conditions of switchgear as follows: | |
Ambient temperature: | |
Maximum | +40°C |
Maximum 24 hour average | +35°C |
Minimum (according to minus 15 indoor classes) | -5°C |
Ambient humidity: | |
Daily average relative humidity | less than 95% |
Monthly average relative humidity | less than 90% |
Height above sea level at site | less than 1000m |
Earthquake intensity | less than 8 degree |
Height above sea level | less than 2000m |
This product should not be used under conditions of fire, explosion, earthquake and chemical corrosion environments.

Outline dimension of MNS switchgear:
Normal service conditions of switchgear as follows: | |
Ambient temperature: | |
Maximum | +40°C |
Maximum 24 hour average | +35°C |
Minimum (according to minus 15 indoor classes) | -5°C |
Ambient humidity: | |
Daily average relative humidity | less than 95% |
Monthly average relative humidity | less than 90% |
Height above sea level at site | less than 1000m |
Earthquake intensity | less than 8 degree |
Height above sea level | less than 2000m |
This product should not be used under conditions of fire, explosion, earthquake and chemical corrosion environments.

1.Dimension of power center (PC) cubicle
Height H(mm) |
Width B(mm) |
Depth(mm) |
Remarks |
||
|
|
T |
T1 |
T2 |
|
2200 |
400 |
1000 |
800 |
200 |
The current through the main bus-bars |
2200 |
400 |
1000 |
800 |
200 |
630A, 1250A |
2200 |
600 |
1000 |
800 |
200 |
2000A, 2500A |
2200 |
800 |
1000 |
800 |
200 |
2500A, 3200A |
2200 |
1000 |
1000 |
800 |
200 |
3200A, 4000A |
2200 |
1200 |
1000 |
800 |
200 |
4000A |
2.Dimension of motor control center (MCC) cubicle
Height H(mm) | Width(mm) | Depth(mm) | Remarks | ||||
B | B1 | B2 | T | T1 | T2 | ||
2200 | 1000 | 600 | 400 | 1000/800/600 | 400 | 600/400/200 | Front operating |
2200 | 800 | 600 | 200 | 1000/800/600 | 400 | 600/400/200 | |
2200 | 600 | 600 | 0 | 1000/800 | 400 | 600/400 | |
2200 | 1000 | 600 | 400 | 1000 | 400 | 200 | Front and rear operating |
2200 | 800 | 600 | 200 | 1000 | 400 | 200 |
Unit |
Height (mm) |
Width (mm) |
depth (mm) |
8E/4 |
200 |
150 |
400 |
8E/2 |
200 |
300 |
400 |
8E |
200 |
600 |
400 |
16E |
400 |
600 |
400 |
24E |
600 |
600 |
400 |
Unit |
8E/4 |
8E/2 |
8E |
16E |
24E |
Maximum number of units to accommodate |
36 |
18 |
9 |
4 |
3 |
3.Rear outgoing switch structure
Structure of handle Operation

8E/4 and 8E handle operation

8E 16E 24E handle operation
Normal combining form
