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Select all	Attribute	Value
	Brand	ABB
	Product Type	Auxiliary Switch Block
	Current	16A
	Contact Configuration	1 NO/1 NC
	Voltage	690, 440V ac
	Series	MS116
	For Use With	Motors up to 7.5 kW
	Standards/Approvals	LRS, Canada, Great Britain, Germany, GL, CSA

	Select all
	Brand ABB
	Product Type Auxiliary Switch Block
	Current 16A
	Contact Configuration 1 NO/1 NC
	Voltage 690, 440V ac
	Series MS116
	For Use With Motors up to 7.5 kW
	Standards/Approvals LRS, Canada, Great Britain, Germany, GL, CSA

RoHS Status: Exempt

ABB SK1 Series Auxiliary Switch Block, 690V Contact Voltage Rating, 2 Contacts - 1SAM201903R1001 SK1-11

This auxiliary switch block is designed for reliable performance in various electrical applications. Offering a configuration of 1 normally open (NO) and 1 normally closed (NC) contact, it ensures precise control within systems. The screw terminal type allows for straightforward installations, accommodating a maximum contact voltage rating of 690V. This unit can operate within a temperature range of -25 to +60°C, making it suitable for diverse industrial environments.

Features & Benefits

• Provides 2 contact configurations for versatile applications

• High voltage rating of 690V enables extensive usage

• Temperature-resilient design operates from -25 to +60°C

• Screw terminal type simplifies wiring and installation

• Reliable NO NC contact configuration ensures effective operation

• Ideal for integration in automation and control systems

Applications

• Used with industrial control panels for enhanced switching

• Commonly integrated into automation systems requiring precise control

• Suitable for electrical panels needing compact auxiliary components

• Utilised in machinery where reliable switching is critical

How does the temperature range affect operational efficiency?

The operating temperature range of -25 to +60°C allows the switch to function effectively in both cold and hot environments, ensuring dependable performance across various conditions typical in industrial settings.

What considerations should be made for installation?

It is essential to ensure that the screw terminals are securely fastened to prevent any loose connections, which could lead to operational failures. Adequate insulation and proper torque specifications must also be followed to maintain safety and functionality.

Are there any specific maintenance requirements for this switch?

Regular inspections for signs of wear or damage are recommended to ensure continued safe operation. Cleaning any dust or debris from the terminals can also help maintain optimal performance.

ABB Auxiliary Switch Block, MS116 1 NO/1 NC, 16A, 690 V ac, 440V dc, 1SAM201903R1001 SK1-11

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