Operating Voltage

Frequency

Installation Type

Earth Class Rating

Operating Temperature

Ingress Protection Rating

FST77

7 Day Fused Spur

Timeswitch

Features & Benefits

Up to 4 ON and OFF programmes available (5

day plus 2 or 7 day programmes) giving up to 28

ON and OFF programmes per week

Suitable for use with up to 3kW immersion

heaters

Red LED ‘Mains ON’ and green LED ‘Output’

indicators for easy viewing

Permanent OFF and timed outputs available

Easy view 24 hour digital clock/timer display

Optional boost facility

Automatic summer/winter time changeover

Self-cancelling override

Programme advance and review options

Integral memory back up battery retains

programmes in event of power failure

Ideal for replacing single gang connection unit or

fixed appliance outlets

Double pole switch for ease of control BS1362

fuse replaceable from front

Technical Data

230V AC

50Hz

Flush Wall Box / Surface Mount Patress Box

Class II

0°C to 40°C

IP20

Data sheet

FST77

Time / Immersion & General Purpose Timeswitches

Subject to technical changes and revisions

additional information at:

https://www.timeguard.com

This data was generated on

13/02/2025