Product Model
OT16FT3-136/B50

Key Features
- 1Designed for continuous operation with a fully enclosed 25 A conventional thermal current.
- 2Positive opening operation safeguards users from welded contacts due to overloads or short circuits.
- 3Clear "ON" and "OFF" designations ensure easy operation, even with the enclosure door open.
- 4Excellent track resistant material reduces the risk of flash-over between phases.
- 5Meets IEC/EN 60664-1 standards and is approved by UL and CSA for maximum operating voltage up to 600 V.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
Degree of Protection | Front IP20 | Environmental Information | 1SCC301262D0201 |
Pollution Degree | 3 | Product Net Width | 46 mm |
Product Net Height | 54 mm | Product Net Depth / Length | 52 mm |
Product Net Weight | 0.1 kg | Cable Cross-Section | Cu 0.75 ... 10 mm² |
Conventional Free-air Thermal Current (Ith) | 25 A | Conventional Thermal Current (Ithe) | Fully Enclosed 25 A |
Degree of Protection | Front IP20 | Handle Type | Handle and shaft not included |
Lock Type | No | Mechanical Durability | 20000 |
Mounting Type | Door mounting | Number of Auxiliary Contacts NO | 1 |
Number of Poles | 3 | Pollution Degree | 3 |
Power Loss | at Rated Operating Conditions per Pole 0.3 W | Rated Impulse Withstand Voltage (Uimp) | 8 kV |
Rated Insulation Voltage (Ui) | acc. to IEC/EN 60664-1 750 V | Rated Operational Current AC-21A (Ie) | (380 ... 415 V) 16 A (500 V) 16 A (690 V) 16 A |
Rated Operational Current AC-22A (Ie) | (380 ... 415 V) 16 A (500 V) 16 A (690 V) 16 A | Rated Operational Current AC-23A (Ie) | (380 ... 415 V) 16 A (500 V) 16 A (690 V) 10 A |
Rated Operational Power AC-23A (Pe) | (400 ... 415 V) 7.5 kW (690 V) 7.5 kW (690 V) 500V:7.5 kW | Rated Short-Circuit Making Capacity (Icm) | (690 V) 0.71 kA |
Rated Short-time Withstand Current Low Voltage (Icw) | for 1 s 0.5 kA | Standards | IEC 60947-3 / UL 508 / CSA C22.2 No. 14 |
Terminal Type | Screw Terminals | Tightening Torque | acc. IEC 60947-1 0.8 N·m |
Maximum Operating Voltage UL/CSA | 600 V | Ampere Rating | 20 A |
Horsepower Rating UL/CSA | (110 ... 120 V AC) Single Phase 1 Hp (240 V AC) Single Phase 2 Hp (440 ... 480 V AC) Single Phase 5 Hp (550 ... 600 V AC) Single Phase 7.5 Hp | Tightening Torque | acc. IEC 60947-1 0.8 N·m |
Object Classification Code | Q | ETIM 8 | EC000229 - Handle for power circuit breaker |
ETIM 9 | EC000229 - Handle for power circuit breaker | WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) |
Manufacturer ID | 1SCA159202R1001 |
Specifications may be subject to change without notice