Product Model
OT400E21

Selling Points
- 1High Current Capacity: Handles up to 400 A of continuous current.
- 2Versatile Installation: Available in a fixed mounting technique for easy integration.
- 3Multi-Functional: Can be used as a main switch, work switch, or not as a safety switch.
- 4Compact Design: Measures 196 mm wide, 185 mm high, and 107 mm deep.
- 5Durable Construction: Withstands maximum nominal operating voltage of 1000 V AC.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
Degree of Protection | Front IP00 | Environmental Information | 1SCC301266D0201 |
Pollution Degree | 3 | Product Net Width | 196 mm |
Product Net Height | 185 mm | Product Net Depth / Length | 107 mm |
Product Net Weight | 2.8 kg 6.2 lb | Conventional Free-air Thermal Current (Ith) | Π= 40 °C 400 A |
Conventional Thermal Current (Ithe) | Fully Enclosed 400 A | Degree of Protection | Front IP00 |
Distance Between Phases | Standard | Handle Type | Handle and shaft not included |
Lock Type | No | Mechanical Durability | 16000 |
Mounting Type | Base mounting | Number of Poles | 3P |
Operating Mode | Front operated | Pollution Degree | 3 |
Position of Line Terminals | Top In - Bottom Out Bottom In - Top Out | Power Loss | at Rated Operating Conditions per Pole 10 W |
Rated Impulse Withstand Voltage (Uimp) | 12 kV | Rated Insulation Voltage (Ui) | acc. to IEC/EN 60664-1 1000 V |
Rated Operational Current AC-21A (Ie) | (380 ... 415 V) 400 A (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 ... 415 V) 230 kW (500 V) 280 kW (690 V) 400 kW |
Rated Operational Voltage | Main Circuit 1000 V | Rated Short-Circuit Making Capacity (Icm) | (690 V) 65 kA |
Rated Short-time Withstand Current Low Voltage (Icw) | for 1 s 15 kA | Special Functions | No |
Standards | IEC 60947-3 | Switches Operating Mechanism | Mechanism Between the Poles 21 (Between the Poles) |
Terminal Type | Lug terminals | Tightening Torque | acc. IEC 60947-1 30 ⦠44 N·m |
Tightening Torque | acc. IEC 60947-1 30 ⦠44 N·m | Object Classification Code | Q |
ETIM 8 | EC000216 - Switch disconnector | ETIM 9 | EC000216 - Switch disconnector (low voltage) |
eClass | V11.1 : 27371403 | WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) |
Manufacturer ID | 1SCA022737R0310 |
Specifications may be subject to change without notice