Specifications

Technical Reference

Legislation and Compliance

Product Details

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Select all	Attribute	Value
	Brand	ABB
	Coil Voltage	220 Va ac, 690 Va ac, V dc, V dc
	Number of Poles	4
	Contact Current Rating	20 A
	Power Rating	4 kW
	Series	B
	Range	B6-40-00
	Function	Control Unit
	Normal State Configuration	4NO
	Number Of Auxiliary Contacts	0
	Terminal Type	Screw
	Width	52.5mm
	Length	46.7mm
	Depth	46.7mm
	Pole and Throw Configuration	4P
	Control Voltage	127 V
	Minimum Operating Temperature	-20°C
	Mounting Style	DIN Rail
	Maximum Operating Temperature	+55°C

	Select all
	Brand ABB
	Coil Voltage 220 Va ac, 690 Va ac, V dc, V dc
	Number of Poles 4
	Contact Current Rating 20 A
	Power Rating 4 kW
	Series B
	Range B6-40-00
	Function Control Unit
	Normal State Configuration 4NO
	Number Of Auxiliary Contacts 0
	Terminal Type Screw
	Width 52.5mm
	Length 46.7mm
	Depth 46.7mm
	Pole and Throw Configuration 4P
	Control Voltage 127 V
	Minimum Operating Temperature -20°C
	Mounting Style DIN Rail
	Maximum Operating Temperature +55°C

COO (Country of Origin):: DE

ABB Series B Contactor, 20A Contact Rating, 127V Control Voltage - GJL1211201R8004 B6-40-00 110-127V AC

This mini contactor is a compact control unit designed for various applications in residential, commercial, and industrial settings. With a four-pole configuration, it effectively manages loads of up to 4 kW and 20A. The contactor features screw terminals and is suitable for mounting on a DIN rail. Its operational voltage ranges from 110 to 127V AC, comfortably supporting temperatures of up to 55°C.

Features & Benefits

• Compact 4 pole contactor optimises limited space
• Silent coil operation enhances user comfort
• Designed for loads of up to 20A for reliable control
• Integrated mounting for easy installation on a DIN rail
• Robust screw terminals ensure secure connections
• Suitable for a broad spectrum of control applications

Applications

• Controls single-phase and three-phase electrical loads
• Ideal for use in automation systems
• Often deployed in residential electrical panels
• Utilised in commercial building management systems
• Supports industrial relays for enhanced control

What are the coil operating limits for this product?

The operating limits for the coil are between 0.85 to 1.1 times the rated control circuit voltage, ensuring safe operation under specified temperature conditions.

How does this contactor perform under varying temperatures?

It operates efficiently within a temperature range of -20°C to +55°C, suitable for diverse environmental conditions.

What kind of maintenance does this contactor require?

Regular inspections for loose connections and terminal wear are advisable to maintain performance, given its mechanical durability of over 10 million cycles.

What electrical ratings should be considered when using this unit?

It is rated for a maximum switching frequency of 600 cycles per hour in AC-3 applications and can handle 20 A under rated operational conditions.

ABB B6-40-00 B Contactor, 220 Va ac, 690 Va ac, V dc, V dc Coil, 4-Pole, 20 A, 4 kW, 4NO

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