TORK 4277 Hourmaster Series Time Switch 24 Hour Programmable

Description:

The TORK 4277 Hour-master Series time switch is used in commercial and industrial control systems to provide automatic 24-hour scheduling and timed duty-cycle operation. Commonly installed in refrigeration, defrost control, process equipment, pumps, ventilation systems, and other electrically controlled machinery. Maintenance teams and electrical technicians use this part for time switch replacement, defrost control repair, automated equipment scheduling, and restoration of reliable timed operation.

Applications:

The TORK 4277 Hour-master Series time switch is commonly used in refrigeration, defrost, process control, pumping, ventilation, and industrial equipment where a dual-dial electromechanical timer is required for 24-hour scheduling and adjustable 60-minute duty-cycle control.

Technical Specifications:

• Manufacturer: TORK
• Model / Part Number: 4277
• Product Type: Electromechanical Time Switch
• Series: Hour-master
• Timer Configuration: Double Dial
• Main Scheduling Dial: 24 Hour
• Duty Cycle Dial: 60 Minute
• Timing Motor Voltage: 120 VAC
• Contact Configuration: DPDT
• Contact Rating: 40 A at 277 VAC
• Function: Automatic Scheduling and Duty-Cycle Control
• Application: Refrigeration, Defrost Systems, Pumps, Ventilation, and Process Control

Common Replacements:

• TORK 4277
• TORK Hour-master 4277
• TORK 4277 Hour-master