Definite purpose starters are electrically operated switching devices specifically designed for the heating ventilation air conditioning and refrigeration hvac industry. Model c contactor a three phase starter b single phase starter type.
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Definite purpose contactor wiring diagram. Compact 1 and 2 pole contactors are available as well as full s ize devices with 2 3 or 4 poles. They are controlled by. How to connect a contactor. A contactor has three components. The enclosure is a frame housing the contact and the electromagnet. How to wire a contactor.
Definite purpose contactors and starters 41 product overviewcontactors and starters catalog number selection definite purpose controlcontactors and starters notes 1 not available on 50a devices. This includes power contacts auxiliary contacts and contact springs. The contacts are the current carrying part of the contactor. These lines far exceed the 120 volts ac standard in most homes. Variety of mars 780 contactor wiring diagram. Nema definite purpose contactors.
A wiring diagram is a simplified standard photographic depiction of an electrical circuit. Definite purpose starters are electrically operated switching devices specifically designed for the heating ventilation air conditioning and refrigeration hvac industry. Water pump controller with float switch duration. Definite purpose contactors are ideal for heating air conditioning refrigeration data processing and food service equipment. Many large pieces of equipment are powered directly from high voltage lines. 240 volts ac and 480 volts ac are commonly used for these large pieces of.
Ryb electrical 88232 views. A wiring diagram is a simplified traditional photographic depiction of an electric circuit. They are controlled by automatic thermostat control or manual pushbutton interfaces. Enclosures are made of insulating materials like. This line of contactors will meet or exceed electrical and mechanical requirements for definite purpose devices. Collection of definite purpose contactor wiring diagram.
3 phase dol starter control and power wiring diagram. It shows the parts of the circuit as simplified shapes as well as the power and signal links between the tools. The electromagnet or coil provides the driving force to close the contacts. Features quick connect terminals and binder head screws allow for easy wiring. Bulletin 400 definite purpose contactors are compact in size allowing for space savings while still supplying you with a high performance product. It shows the parts of the circuit as streamlined forms and also the power and signal connections in between the devices.
2 vertical in line quick connect terminals on 60a and 75a f frame.
Gallery of Definite Purpose Contactor Wiring Diagram
