Siemens DIN rail mount timer digital 230 Vac 16 A/250 V 7LF4521-0 데이터 시트

Supply voltage:

230V 50/60Hz

120V 50/60Hz

24V AC/DC ±10%

Effective power consumption: Approx. 1 W
Contact rating:

1 changeover contact 16A 250V~µ cos 

ϕ = 1

Parallel compensation:

60VA max. 7µF

Accuracy:

± 0,2 s / day under typical installation conditions
single strand 

multi strand

Terminal capacity:

1,5...4 mm

2

1,5...2,5 mm

2

Programmes :

56

Pulse start times:

84 (only if pulse function is activated)

Pulse duration:

1s … 59min 59s

Battery reserve:

6 years

Storage ambient:

-20°C to +60°C 

Working ambient:

-20°C to +55°C

• Start-up: after applying the supply voltage, the time switch

starts automatically with the last selected function. The relay
position is set by the current program.

• Battery backup

- Backlighting not active
- Data key READ/WRITE only via the menu.



Day, Time, Date

Switch status

Function

Receptacle for

data key

1800W    1800W      1800W       2300W      100W       100W        1800W      2300W   

+

+

Overview of programmed
switching times for the week.
Resolution 0.5h

Select menu, back to main menu,
Hold down > 1s = operating display

Confirm selection or load parameters

Select menu options or set parameters

0

5

6

7

8

4

3

2

1

This product may be installed only by a qualified electrician. Non-compliance may result in a fire hazard or electric shocks. Before installation, read
the operating instructions and observe the product-specific requirements for the installation location. Use only original spare parts for repair and
maintenance. Unauthorised opening and repair by other persons will invalidate all claims for liability, replacement or warranty services.

1/4

GB