ОПИСАНИЕ ПРОДУКТА
ASEA BROWN BOVERI TF65-33 - Thermal Overload Relay
The ASEA BROWN BOVERI TF65-33 is an electromechanical thermal overload relay engineered for robust motor protection in industrial control applications. It provides reliable safeguarding against overloads, phase unbalance, and phase failure by monitoring motor current, ensuring operational continuity and preventing equipment damage. This device is integral to motor control centers, HVAC systems, pumping stations, and conveyor drives, offering critical protection for three-phase AC motors.
Technical Specifications:
- SERIES/FAMILY: TF Series
- COMPONENT TYPE: Thermal Overload Relay
- ELECTRICAL SPECS:
- RATED OPERATIONAL VOLTAGE: 690VAC (Main Circuit)
- ADJUSTABLE CURRENT RANGE: 50-65A (for motor protection)
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 6 kV
- RATED INSULATION VOLTAGE (Ui): 690V
- TRIPPING CLASS: Class 10 (Standard for general motor protection)
- MECHANICAL/PHYSICAL:
- RESET TYPE: Automatic and Manual Reset
- AUXILIARY CONTACTS: 1 Normally Open (NO) + 1 Normally Closed (NC) (Standard configuration for control circuit signaling)
- INTERFACE/CONTROL:
- CONTROL CIRCUIT VOLTAGE: 690VAC (Max)
- CONTROL CIRCUIT CURRENT: 3A (AC-15, 230V) 0.5A (DC-13, 24V)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminals)
- AMBIENT OPERATING TEMPERATURE: -25 to +60 degrees Celsius
- MOUNTING STYLE: Direct mounting to contactor or stand-alone with adapter
- COMPATIBILITY/APPLICATION:
- COMPATIBLE CONTACTORS: ABB AF/AX series contactors (e.g., AF40, AF52, AF65)
- TARGET APPLICATIONS: Three-phase AC motor protection in industrial machinery, pumps, fans, compressors, and material handling systems.