MPN

Siemens Digital DIN Rail Time Switch 230 V ac, 1-Channel

RS Stock No.:: 787-8002
Distrelec Article No.:: 301-24-860
Mfr. Part No.:: 7LF4521-0
Brand:: Siemens

Siemens Digital DIN Rail Time Switch 230 V ac, 1-Channel

Subtotal (1 unit)*

£191.71

(exc. VAT)

£230.05

(inc. VAT)

FREE delivery for orders over £50.00

Temporarily out of stock

1 unit(s) shipping from 10 September 2025

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	£191.71

*price indicative

RS Stock No.:: 787-8002
Distrelec Article No.:: 301-24-860
Mfr. Part No.:: 7LF4521-0
Brand:: Siemens

Siemens DIN Rail Time Switch, 250V AC Supply Voltage, 1 Channel Timer - 7LF4521-0

This DIN rail time switch is a sophisticated digital solution tailored for electrical control. Featuring a single-channel design, it operates at a supply voltage of 250V AC and is compactly structured with dimensions of 83mm in height and 70mm in depth. Engineered for programmable convenience, it provides a seamless way to manage time-dependent operations.

Features & Benefits

• 1-second shortest switching time interval enhances control
• Floating switching contact provides flexibility in usage
• IP20 protection rating ensures indoor reliability
• Supports 24-hour and weekly scheduling for versatile use

Applications

• Controls lighting systems in commercial buildings
• Manages heating and cooling circuits efficiently
• Suitable for automation tasks in industrial environments
• Ideal for timed electrical devices in residential setups

How does the switching capacity impact its application in different environments?

The switching capacity of 16A at 250V AC allows it to handle a variety of electrical loads, making it suitable for both residential and commercial applications, ensuring reliable performance even under varying conditions.

What is the benefit of having multiple memory spaces?

Having 56 memory spaces enables scheduling of numerous tasks or events, providing flexibility for users to programme various on-off cycles without needing to reconfigure settings frequently, thus saving time.

In what ways does the automatic daylight saving adjustment work?

The automatic daylight saving adjustment feature intelligently aligns the switch's timer with seasonal changes, eliminating the need for manual resets and ensuring that scheduled operations stay accurate throughout the year.

What types of loads can be connected to the switch?

This switch can handle resistive and inductive loads up to its rated capacity of 16A, making it suitable for a range of applications, including lighting, heating, and other electrical devices.

Remotely Programmable

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Siemens
	Supply Voltage	230 V ac
	Type	Digital
	Number of Channels	1
	Units Measured	Days
	Segment Length	1 s
	Contact Configuration	SPDT
	Height	83mm
	Depth	70mm
	Memory Spaces	56

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