Product Model
OS400B12LRP
Selling Points
- 1Reliable Motor Protection: The OS400B12LRP switch fuse is optimized for motor protection, ensuring high reliability in demanding industrial environments.
- 2Compact and Front-Operated: Its compact design and front-operated mechanism make it easy to install and use, saving space and installation time.
- 3High Breaking Capacity: With a rated short-time withstand current of 14 kA rms, it provides robust protection against electrical faults.
- 4Compliance and Certifications: Meets EU Directive 2011/65/EU and Amendment 2015/863, ensuring compliance with RoHS regulations and other international standards.
- 5Versatile Installation Options: The modular design allows for flexible pole installation and adjustable shafts, accommodating various installation requirements.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
Pollution Degree | 3 | Product Net Width | 400 mm |
Product Net Height | 194 mm | Product Net Depth / Length | 201 mm |
Product Net Weight | 9.4 kg | Conventional Free-air Thermal Current (Ith) | Π= 40 °C 400 A |
Conventional Thermal Current (Ithe) | Fully Enclosed 400 A | Fuse Size | B1-B4 |
Fuse System | British Standard | Handle Type | Pistol handle and shaft included |
Mounting Type | Base mounting | Number of Poles | 3 |
Operating Mode | Front Operated | Pollution Degree | 3 |
Position of Line Terminals | Left In - Right Out | Power Loss | at Rated Operating Conditions per Pole 40 W |
Rated Conditional Short-Circuit Current (Inc) | (690 V) 80 kA | Rated Current (In) | Main Circuit 400 A |
Rated Impulse Withstand Voltage (Uimp) | 12 kV | Rated Insulation Voltage (Ui) | 1000 V |
Rated Operational Current AC-21A (Ie) | (500 V) 400 A (690 V) 400 A | Rated Operational Current AC-22A (Ie) | (380 ... 415 V) 400 A (500 V) 400 A (690 V) 400 A |
Rated Operational Current AC-23A (Ie) | (380 ... 415 V) 400 A (500 V) 400 A (690 V) 400 A | Rated Operational Power AC-23A (Pe) | (220 ... 240 V) 132 kW (400 V) 220 kW (415 V) 230 kW (500 V) 280 kW (690 V) 400 kW |
Rated Operational Voltage | Main Circuit 690 V AC | Rated Short-time Withstand Current Low Voltage (Icw) | for 1 s 14 kiloampere rms |
Standards | IEC 60947-3 | Switches Operating Mechanism | 12 (Between the Poles) |
Terminal Type | Lug terminals | Terminal Width | 25 mm |
Tightening Torque | 30 ... 44 N·m | Tightening Torque | 30 ... 44 N·m |
Object Classification Code | Q | ETIM 8 | EC001040 - Fuse switch disconnector |
ETIM 9 | EC001040 - Fuse switch disconnector | UNSPSC | 39122233 |
IDEA Granular Category Code (IGCC) | 5291 >> Fuse switch disconnector | eClass | V11.1 : 27371401 |
WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) | Manufacturer ID | 1SCA022855R1400 |
Specifications may be subject to change without notice