Trade Price
£3,561.64
Per
1
Unit
EA
Pack Quantity
1
This Compact NS1250NA is a 4 poles complete fixed front-connected switch disconnector. It is used to control and isolate electrical distribution circuits. This device is a fixed version and is manually operated. The operational current is 1250A (AC23A) and the operational voltage is 690V 50/60Hz. The dimensions are 327mm (width), 280mm (height) and 147mm (depth). This device complies with IEC 60947-3 standard.
Product name
ComPact NS
Device short name
Compact NS1250 NA
Product or component type
Switch disconnector
Device application
Distribution
Offer type
C4
Poles description
4P
Network type
AC
performance level
NA
Suitability for isolation
Yes conforming to IEC 60947-3
Network frequency
50/60 Hz
Control type
Toggle
Mounting mode
Fixed
Upside connection
Front
downside connection
Front
[Ie] rated operational current
AC-23A: 1250 A AC 50/60 Hz 220/240 V AC-23A: 1250 A AC 50/60 Hz 380/415 V AC-23A: 1250 A AC 50/60 Hz 440/480 V AC-23A: 1250 A AC 50/60 Hz 500/525 V AC-23A: 1250 A AC 50/60 Hz 660/690 V
[Ui] rated insulation voltage
800 V AC 50/60 Hz conforming to IEC 60947-3
[Uimp] rated impulse withstand voltage
8 kV conforming to IEC 60947-3
[Ith] conventional free air thermal current
1250 A at 60 °C
[Icw] rated short-time withstand current
25 kA during 0.5 s conforming to IEC 60947-3 4 kA during 20 s conforming to IEC 60947-3
[Icm] rated short-circuit making capacity
52 kA 690 V AC at 50/60 Hz
[Ue] rated operational voltage
690 V AC 50/60 Hz conforming to IEC 60947-3
Contact position indicator
Yes
Visible break
No
Mechanical durability
6000 cycles conforming to IEC 60947-3
Electrical durability
1000 cycles 440 V AC 50/60 Hz conforming to IEC 60947-3
Connection pitch
70 mm
height
327 mm
Width
280 mm
Depth
147 mm
Net weight
18 kg
standards
IEC 60947-3
product certifications
ASEFA ASTA
Pollution degree
3 conforming to IEC 60947-3
Ambient air temperature for operation
-25…70 °C
Ambient air temperature for storage
-50…85 °C
Unit Type of Package 1
PCE
Number of Units in Package 1
1
Package 1 Height
30 cm
Package 1 Width
40 cm
Package 1 Length
60 cm
Package 1 Weight
15.934 kg
Warranty
18 months
Datasheet