Siemens NXPLUS C Installation And Operating Instructions Manual page 24

Medium-voltage switchgear/wind fixed mounted circuit-breaker switchgear up to 36 kv, extendable
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Description
Thermoplastic-insulated
cables ≤ 36 kV
Cable type
1-core cable, PE and XLPE-
insulated
N2YSY (Cu) and N2XSY (Cu)
or
NA2YSY (Al) and NA2XSY (Al)
Cable T-plug connection
Surge arresters
Check of mounting space
Surge arrester type
Nexans Euromold 400PB-10-SA-45L
Nexans Euromold 300SA-10-xx
Südkabel MUT 33 + KU 33
nkt cables CSA 36-10
Tyco Electronics Raychem RSTI-CC-66SAxxx
Tyco Electronics Raychem RSTI-66SAxxx
* protrudes into the floor area; possible depending on the local conditions, e.g. with sufficient hole depth
** depending on the plug type (see page 22, "Possible combinations of cable connection types (T-plugs, coupling inserts) and surge arresters in
NXPLUS C Wind up to 36 kV")
24/172
according to IEC 60 502-2 and VDE 0276-620
Cable sealing end
Make
Type
Nexans Euromold
M400TB/G
M430TB/G
M484TB/G
M440 TB/G
nkt cables
CB 36-630
CB 36-630(1250)
Südkabel
SEHDT 33
Tyco Electronics
RSTI-66xx
Raychem
RSTI-68xx
RSTI-66Lxx
RSTI-69xx
• Connection of cable T-plugs suitable for bushings with outside cone as interface type C
according to EN 50181
• Connection cross-sections up to 800 mm
• Pluggable on cable T-plug (Nexans Euromold, Tyco Electronics Raychem, nkt cables and
Südkabel)
• Surge arresters recommended
- if, at the same time, the cable system is directly connected to the overhead line.
- if, at the same time, the protection zone of the surge arrester at the end tower of the
overhead line does not cover the switchgear.
- in offshore wind farms.
NOTE!
Cable T-plugs and surge arresters must be from the same manufacturer, see page 22,
"Possible combinations of cable connection types (T-plugs, coupling inserts) and surge
arresters in NXPLUS C Wind up to 36 kV".
Surge arresters are used only with one cable connected per phase. Some types of surge
arresters exceed the permissible dimensions. The following table informs about possible
combinations (x):
1 cable per phase
Circuit-breaker
panel
X
X
– *
X
–*
–*
Revision 05 • INSTALLATION AND OPERATING INSTRUCTIONS • NXPLUS C Wind • 802-9074.9
Cross-section [mm
50 to 240
50 to 240
70 to 630
300 to 630
25 to 300
400 to 630
70 to 500
25 to 240
25 to 240
400 to 630
400 to 800
2
Disconnector
Ring-main
panel
panel
X
X
X
X
X
X
X
X
X
X
X
X
Comment
2
]
EPDM with semi-conductive layer
EPDM with semi-conductive layer
EPDM with semi-conductive layer
EPDM with semi-conductive layer
Silicone with semi-conductive layer
(optionally with metal housing)
Silicone with semi-conductive layer
(optionally with metal housing)
Silicone with semi-conductive layer
(optionally with metal housing)
Silicone with semi-conductive layer, with
capacitive measuring point
Silicone with semi-conductive layer, with
capacitive measuring point
Silicone with semi-conductive layer, with
capacitive measuring point
Silicone with semi-conductive layer, with
capacitive measuring point
2 cables per phase
Circuit-breaker
Disconnector
panel
panel
X
X
X**
X
–*
X
–*
X
Ring-main
panel
X
X
X
X

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