Siemens NXAIR - Update of the Firmware of Protection Relays

Preparing installation
110-0084.9 / 15 NXAIR / ≤ 40 kA 11
Rated short-time withstand current I
k
≤ 31.5 kA
Panel version
Busbar version [A]
Panel depth
complete [mm]
Standing surface without
high-voltage door [mm]
Circuit-breaker panel
≤ 2500
1350, 1500
1314
Disconnecting panel
Metering panel
≤ 2500
1350
1314
Busbar current metering panel
Bus sectionalizer
Busbar connection panel
Switch-disconnector panel
Contactor panel, panel width 435 mm
≤ 2500
1400
1363
Circuit-breaker panel
3150/4000
1500, 1540, 1650
1464
Disconnecting panel
Metering panel
3150/4000
1500
1464
Busbar current metering panel
Bus sectionalizer
Busbar connection panel
Contactor panel, panel width 435 mm
Switch-disconnector panel
Rated short-time withstand current I
k
= 40 kA
Panel version
Busbar version [A]
Panel depth
complete [mm]
Standing surface without
high-voltage door [mm]
Circuit-breaker panel
3150/4000
1500, 1540, 1650
1464
Disconnecting panel
Metering panel
3150/4000
1500
1464
Busbar current metering panel
Bus sectionalizer
Busbar connection panel
Contactor panel, panel width 435 mm
Fig. 2: Measuring sheet for the foundation. Tolerance according to DIN 43661:
Straightness 1 mm/1 m length, 2 mm for the total length;
evenness 1 mm within 1 m measured length;
NXAIR version with I
k
≤ 31.5 kA and busbar version up to 2500 A
(1)
Measuring
point on the
foundation
rails
1