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1E class MNS low voltage switch cabinet
Number of views:
1000

1E class MNS low voltage switch cabinet

The 1E-class MNS low-voltage withdrawable switchgear is a novel low-voltage switchgear that meets the requirements of nuclear power station 1E and is developed by Tianan Electric on the basis of digesting and absorbing ABB's MNS switchgear technology and according to the environmental conditions of nuclear power plants.
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Number of views:
1000
Product serial number
C5
Category：
Low Voltage Switch Box
Quantity
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+
Stock:
0

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1
Detail
Parameters
Features
Technical Parameter
Case

The 1E-class MNS low-voltage withdrawable switchgear is a novel low-voltage switchgear that meets the requirements of nuclear power station 1E and is developed by Tianan Electric on the basis of digesting and absorbing ABB's MNS switchgear technology and according to the environmental conditions of nuclear power plants. The products fully comply with the requirements of IEEE323, IEEE344, IEC60439, GB7251.1 and other standards, and are used for the power supply and control of nuclear power plant 1E low voltage power distribution, 1E low voltage load and other important facilities. Responsible for 380V/220V power distribution, system monitoring and protection, power facilities/equipment control and protection functions under normal and abnormal operating conditions of nuclear power plants, and is responsible for keeping the above functions intact under design basis event conditions during the safe life cycle Sexual safety features.

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1）Passed national CCC certification
2）Passed 1E level (nuclear level) seismic test
3）Pass 1E level (nuclear level) anti-aging test
4）Pass the electromagnetic compatibility test
5）Three-phase integrated multi-piece combined plug is used as the primary connector, and the current carrying capacity can reach 630A
6）8E/4 drawer can install molded case circuit breaker
7）The structure is compact, with a small space to accommodate more functional units, a single cabinet can accommodate up to 36 8E/4 drawer units
8）Safe and reliable, using isolation between regions and mutual isolation between functional units, effectively enhancing safety protection performance

Serial number

Project

Unit

Technical parameter

1

Rated insulation voltage

kV

660

2

Rated working voltage

kV

380

3

Rated frequency

Hz

50

4

Rated current

A

2500

5

Rated short-time withstand current (effective value)/time

kA/s

65/1

6

Rated peak withstand current

kA

143

7

Protection level

IP

31/40

8

Cabinet height

mm

2200

9

Cabinet width

mm

600、800、1000

10

Cabinet depth

mm

800、1000
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