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Merlin Gerin NS160N STR22SE Circuit Breaker Specifications
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Product Type: Molded Case Circuit Breaker
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Manufacturer: Schneider Electric (Merlin Gerin)
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Model: NS160N STR22SE
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Device Application: Distribution
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Poles Description: 3P3T (3 poles, 3 protected)
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Rated Current (In):
- 150 A at 65 °C
- 160 A at 40 °C
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Trip Unit Name: STR22SE
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Trip Unit Technology: Electronic
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Trip Unit Rating:
- 36 A at 70 °C
- 38 A at 60 °C
- 40 A at 20 °C
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Protection Type:
- Overload protection (long time)
- Short-time short-circuit protection
- Instantaneous short-circuit protection
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Rated Insulation Voltage (Ui): 750 V AC 50/60 Hz (IEC 60947-2)
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Rated Impulse Withstand Voltage (Uimp): 8 kV (IEC 60947-2)
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Rated Operational Voltage (Ue):
- 690 V AC 50/60 Hz (IEC 60947-2)
- 750 V DC (IEC 60947-2)
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Network Type: AC, DC
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Network Frequency: 50/60 Hz
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Breaking Capacity Code: N
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Breaking Capacity (Icu):
- 85 kA at 220/240 V AC 50/60 Hz
- 36 kA at 380/415 V AC 50/60 Hz
- 35 kA at 440 V AC 50/60 Hz
- 30 kA at 500 V AC 50/60 Hz
- 22 kA at 525 V AC 50/60 Hz
- 8 kA at 660/690 V AC 50/60 Hz
- 10 kA at 600 V AC 50/60 Hz (UL 508)
- 35 kA at 480 V AC 50/60 Hz (UL 508)
- 85 kA at 240 V AC 50/60 Hz (UL 508)
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Rated Service Breaking Capacity (Ics):
- 85 kA at 220/240 V AC 50/60 Hz
- 36 kA at 380/415 V AC 50/60 Hz
- 35 kA at 440 V AC 50/60 Hz
- 30 kA at 500 V AC 50/60 Hz
- 22 kA at 525 V AC 50/60 Hz
- 8 kA at 660/690 V AC 50/60 Hz
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Suitability for Isolation: Yes (IEC 60947-2)
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Utilization Category: Category A
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Control Type: Toggle
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Mounting Mode: Fixed
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Mounting Support: Backplate
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Connection Type: Front connection (upside and downside)
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Connection Pitch: 35 mm
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Long Time Pick-Up Adjustment Type (Ir): Adjustable, 48 settings
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Long Time Pick-Up Adjustment Range: 0.4 to 1 x In
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Long Time Delay Adjustment Type: Fixed
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Long Time Delay Adjustment Range:
- 90–180 s at 1.5 x Ir
- 3.2–5 s at 7.2 x Ir
- 5–7.5 s at 6 x Ir
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Short-Time Pick-Up Adjustment Type (Isd): Adjustable, 8 settings
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Short-Time Pick-Up Adjustment Range: 2 to 10 x Ir
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Short-Time Delay Adjustment Type: Fixed
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Short-Time Delay Adjustment Range: 0.04–0.06 s
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Instantaneous Pick-Up Adjustment Type (Ii): Fixed
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Instantaneous Pick-Up Adjustment Range: ≥ 11 x In
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Display Type: LED
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Mechanical Durability: 40,000 cycles
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Electrical Durability:
- 20,000 cycles at 440 V AC 50/60 Hz (In)
- 40,000 cycles at 440 V AC 50/60 Hz (In/2)
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Pollution Degree: 3 (IEC 60947)
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IP Degree of Protection: IP40 (IEC 60529)
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IK Degree of Protection: IK07 (EN 50102)
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Ambient Air Temperature for Operation: -25 to 70 °C
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Ambient Air Temperature for Storage: -50 to 85 °C
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Standards Compliance: IEC 60947-2
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Product Certifications: ASTA, LCIE, KEMA, ASEFA
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Warranty: 12 months BY UIP
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Dimensions:
- Height: 161 mm
- Width: 105 mm
- Depth: 86 mm
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Weight: 2 kg
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HS Code: 8536.20.90
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Country of Origin: France
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