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3NP1153-1DA10 Siemens
Original price
$2,007.04
-
Original price
$2,890.80
Original price
$2,007.04
$2,007.04
-
$2,890.80
Current price
$2,007.04
Trusted By
Product Details
Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.
Product Overview
Siemens part number 3NP1153-1DA10 is a SENTRON 3NP1 series fuse switch disconnector. It is a 3-pole device designed for mounting on a plate, using flat terminals and accommodating NH2 size fuses up to 400 A. It provides manual isolation and overcurrent protection within low-voltage distribution systems and switchgear. Typical use cases include power distribution panels, motor feeder circuits, and industrial control system protection. Part number 3NP1153-1DA10 combines disconnection and fuse protection in one unit.
Best Suited For
- Manual isolation with fuse protection in low-voltage power distribution
- Industrial control panel feeders up to 400 A
- Mounting on mounting plates in switchboards
- Use with NH-type HRC fuses (NH1, NH2)
- Indoor installations requiring straightforward maintenance
Poles
3
Rated current
400 A
Rated insulation voltage
690 V AC
Maximum short-circuit let-through current
40 kA
Mechanical lifespan
1 000 operating cycles
Technical Specifications
I/O & Electrical
Poles
3
Rated insulation voltage
690 V AC
Rated voltage with pollution degree 2
1 000 V
Operational current at 35 °C
400 A
Operational current at 55 °C
356 A
Let-through current with closed switch, max
40 kA
I²t value with closed switch, max
2 150 kA²·s
Power factor at AC-22 B
0.35
Power factor at AC-23 B
0.35
Power factor at AC-21 B
0.95
Communication & Power
Fuse system
LV HRC fuse (NH1, NH2)
Physical & Environmental
Mounting
On mounting plate, flat terminals
Pollution degree
3
