Gas-insulated medium-voltage switchgear NXPLUS - More Features

NXPLUS

Rated voltage up to

40.5 kV
  • Rated short-time withstand current up to 31.5 kA

  • Rated normal current up to 2500 A

  • Single-busbar

  • Double-busbar

Product information

Gas-insulated medium-voltage switchgear for primary distribution

The Siemens NXPLUS fixed circuit-breaker switchgear for indoor installation comes factory-assembled and type-tested. The metal-enclosed, gas-insulated medium-voltage switchgear with metallic partitions serves both single-busbar and double-busbar applications. Siemens NXPLUS switchgear is ideally suited for numerous applications from power plants and substations to industrial applications such as cement, automotive, mining, metal, chemicals, and petrochemicals and all the way to traction power supply systems.

Gas-insulated medium-voltage switchgear up to 40.5 kV, 31.5 kA (3s),

- up to 2000 A busbar, up to 2000 A feeder (up to 2500 A on request)
- Metal-enclosed
- Single-busbar system
- Hermetically enclosed
- Factory-assembled, routine-tested according to IEC 62 271-200
- Type-tested according to IEC 62 271-100, -200


Benefits:
- Safe, secure, and reliable operation

- Personal safety
- Environmental independence
- Compactness
- Lifetime maintenance-free
- Cost-efficiency

- High environmental compatibility  

 

Rated voltage
 kV
12 
 24
36
40.5
Rated frequency
Hz
50/60
50/60
50/60
50/60
Rated short-duration power-frequency withstand voltage
kV
28
50
70
85
Rated lightning impulse withstand voltage
kV
75
125
170
185
Rated peak withstand current
kA
80
80
80
80 
Rated short-circuit making current
kA
80
80
80
80
Rated short-time withstand current, 3 s
kA
31.5
31.5
31.5
31.5
Rated short-circuit breaking current
kA
31.5
31.5
31.5
31.5
Rated normal current of busbar
2000*
2000*
2000*
2000
Rated normal current of feeder
2000*
2000*
2000*
2000
Degree of protection - Primary part
Degree of protection - Secondary part 
 
IP65
IP3XD 
IP65
IP3XD 
IP65
IP3XD 
IP65
IP3XD 
Dimension
- Width Circuit-breaker, disonnector
- Width Bus sectionalizer
- Depth
- Height

mm
mm
mm
mm

600
900
1600
2450

600
900
1600
2450

600
900
1600
2450

600
900
1600
2450

* 2500 A on request

Classification according to IEC 62271-200
 
Partition Class:
PM (metallic partition)
Loss of service continuity panels:
LSC 2
Accessibility of Compartments (enclosure):
- Busbar compartment:
- Switching device compartment:
- Low-voltage compartment:
- Cable compartment: 

tool-based
non accessible
tool-based
tool-based 
Internal arc classification
 
Designation of internal arc classification
IAC for
- Wall-standing arrangement
- Free-standing arrangement


IAC A FL 31.5 kA, 1 s
IAC A FLR 31.5 kA, 1 s
Type of accessibility A
- F
- L
- R
Switchgear in closed electrical service location, access "for authorized personnel only" (according to IEC 62271-200)
Front
Lateral
Rear (for free-standing arrangement)
Arc test current
31.5 kA
Test duration
1 s

Gas-insulated medium-voltage switchgear up to 36 kV, 31.5 kA,

- up to 2500 A
- Metal-enclosed
- Double-busbar system
- Hermetically enclosed
- Factory-assembled, routine-tested according to IEC 62 271-200
- Type-tested according to IEC 62 271-200


Benefits:
- Safe, secure, and reliable operation

- Personal safety
- Environmental independence
- Compactness
- Lifetime maintenance-free
- Cost-efficiency

- High environmental compatibility

Rated voltage
 kV
12 
 24
36
Rated frequency
Hz
50/60
50/60
50/60
Rated short-duration power-frequency withstand voltage
kV
28
50
70
Rated lightning impulse withstand voltage
kV
75
125
170
Rated peak withstand current
kA
80
80
80
Rated short-circuit making current
kA
80
80
80
Rated short-time withstand current, 3 s
kA
31.5
31.5
31.5
Rated short-circuit breaking current
kA
31.5
31.5
31.5
Rated normal current of busbar
2500
2500
2500
Rated normal current of feeder
2500
2500
2500
Degree of protection - Primary part
Degree of protection - Secondary part 
 
IP65
IP3XD 
IP65
IP3XD 
IP65
IP3XD 
Dimension
- Width Circuit-breaker, disonnector
- Width Bus sectionalizer
- Depth
- Height

mm
mm
mm
mm

600
600
1840
2600

600
600
1840
2600

600
600
1840
2600
Classification according to IEC 62271-200
 
Partition Class:
PM (metallic partition)
Loss of service continuity panels:
LSC 2
Accessibility of Compartments (enclosure):
- Busbar compartment:
- Switching device compartment:
- Low-voltage compartment:
- Cable compartment: 

tool-based
non accessible
tool-based
tool-based 
Internal arc classification
 
Designation of internal arc classification
IAC for
- Wall-standing arrangement
- Free-standing arrangement


IAC A FL 31.5 kA, 1 s
IAC A FLR 31.5 kA, 1 s
Type of accessibility A
- F
- L
- R
Switchgear in closed electrical service location, access "for authorized personnel only" (according to IEC 62271-200)
Front
Lateral
Rear (for free-standing arrangement)
Arc test current
31.5 kA
Test duration
1 s
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