Product information

Gas-insulated medium-voltage switchgear for primary distribution

Fixed-mounted circuit-breaker switchgear NXPLUS is a factory-assembled, type-tested, metal-enclosed, gas-insulated switchgear with metallic partitions, for single-busbar and double-busbar applications for indoor installation.
NXPLUS SBB

- Up to 40.5 kV, 31.5 kA (3s), 2000 A busbar, 2000 A feeder, 2500 A on request
- Metal-enclosed
- Single-busbar System (NXPLUS SBB)
- Gas-insulated
- Hermetically enclosed
- Factory-assembled, routine-tested according IEC 62 271-200
- Type-tested according IEC 62 271-100, -200


Customer's Benefit:
    - Security of Operation, Reliability
    - Personal Safety
    - Environmental Independence
    - Compactness
    - Maintenance-free for lifetime
    - Economy, Ecology  
 

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
NXPLUS DBB

- Up to 36 kV, 31.5 kA, 2500 A
- Metal-enclosed
- Double-busbar System (NXPLUS DBB)
- Gas-insulated
- Hermetically enclosed
- Factory-assembled, routine-tested according IEC 62 271-200
- Type-tested according IEC 62 271-200


Customer's Benefit:
    - Security of Operation, Reliability
    - Personal Safety
    - Environmental Independence
    - Compactness
    - Maintenance-free for lifetime
    - Economy, Ecology    

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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