CAW-1C-6B

Switching Voltage:	28VDC - Nom
Coil Resistance:	40 Ohms
Coil Power:	900 mW
Contact Material:	--
Operating Temperature:	-65°C ~ 125°C
Termination Style:	PC Pin
Mounting Type:	Through Hole
Features:	Sealed - Hermetically
Turn Off Voltage (Min):	0.45 VDC
Turn On Voltage (Max):	3.5 VDC
Series:	C, CII
Contact Rating (Current):	10A
Contact Form:	SPDT (1 Form C)
Coil Voltage:	6VDC
Coil Current:	32.1mA
Coil Type:	Non Latching
Relay Type:	General Purpose
Part Status:	Active
Packaging:	Bulk

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Introduction: Power Relays, Over 2 Amps – CAW-1C-6B

The CAW-1C-6B power relays are used to control and protect electrical circuits, motors, generators and other appliances. With a higher current rating than most other relays, they are ideal for industrial, commercial, marine, aviation or military applications with currents over 2 A.

Applications

The CAW-1C-6B power relays can be used in a variety of applications. These relays are ideal for:

• Motor and generator control systems. The CAW-1C-6B can switch very high current loads and provide for overload protection.
• Safety switching, where the reliability of the relay is critical for the safe operation of systems
• Selection of different speeds or power outputs in compressor, pump or appliance control
• Circuit protection, where it is important to switch off a circuit if either current or voltage exceeds safe levels
• Lighting control systems, where highly reliable switching of lights in industrial and commercial buildings is required
• Heating and cooling systems, such as air conditioners or refrigerators
• Electrical vehicle charging systems, where current levels in excess of 2 A are common
• Aviation and other transportation applications, where failure on the ground or in the air could be disastrous

Operation Principle

The CAW-1C-6B power relays are electromechanical DC devices, meaning that their actuation and switching is controlled by an electric current. In the CAW-1C-6B, a coil passes a surge of electricity through the core of the relay, creating a magnetic field and thus actuating the relay. The internal mechanism of the relay then switches a pair of contacts which can be used to turn the current on or off, to control any connected devices. The CAW-1C-6B also includes a number of noise suppression devices such as ferrite cores and resistors, which reduce electromagnetic interference (EMI). This makes the CAW-1C-6B much more reliable in noisy environments such as those near to industrial machinery. Additionally, the CAW-1C-6B features a thermal switch, which offers protection against excess heat caused by prolonged use of the relay or by overloads. This switch will open the circuit if the temperature inside the relay exceeds a certain threshold, preventing any damage to connected devices or equipment.

Advantages

The CAW-1C-6B power relays offer many advantages over lesser relays, especially for those applications with high current levels and reliability demands. These include:

• Compact size: At just 33mm x 25mm x 18mm, the CAW-1C-6B offers a small footprint and little space requirement.
• High current rating: With a current rating of up to 6 A, the CAW-1C-6B is powerful enough for most industrial and commercial applications.
• EMI protection: The built-in noise suppression devices offer reliable operation in noisy environments.
• Overload protection: The integrated thermal switch can detect when the temperature inside the relay becomes too high, and will open the circuit to protect the connected devices.
• Electrical durability: With an endurance of up to 1 million operations, the CAW-1C-6B can last over 19 years of continuous operation.

Conclusion

The CAW-1C-6B power relays offer a powerful and reliable switching solution for industrial, commercial, marine and aerospace applications requiring currents of up to 6A. Their small size, low weight, overload protection and EMI suppression make the CAW-1C-6B an ideal choice for applications where precision and reliability are important.

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