Model SET1E.pdf

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SET1E
electronic timeswitch
for heating & hot water
Installation & User Instructions
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Index
Installation
Product specifi cation
3
Installation
4-5
Wiring
5-10
Replacement
11-13
User
Your timeswitch
14
Resetting the unit
14
Setting the clock
15
Factory pre-sets
15
Accepting the preset programme
15
Programming the unit
16
Temporary overrides
17
Manual switch settings
18
Contact details
20
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Installation Instructions
Please Note:
This product should only be installed by a qualifi ed
electrician or competent heating installer, and
should be in accordance with the current edition of
the IEEE wiring regulations.
Product specifi cation
Specifi cation
Power supply
230 ± 15% Vac, 50/60Hz
Switch action
1 x SPDT voltage free Type 1B
Switch rating
Max. 264Vac, 50/60Hz, 3(1) A
Timing accuracy
± 1 min/month
Power reserve
minimum 10 hours
Enclosure rating
IP30
Max. ambient temperature
45°C
Dimensions, mm (W, H, D)
158 x 98 x 38
Design standard
EN 60730-2-7
Control Pollution Situation
Degree 2
Rated Impulse Voltage
2.5kV
Ball Pressure Test
75°C
3
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Installation
1.
Fix the wallplate to the wall or fl ush mounted box as
required. The connections are at the top and the
vertical centre line of the unit, at the position shown on
the diagram below C/L (in line with terminal )
Leave suffi cient space
for screwdriver access
Outline of
programmer
C/L
Terminal
block
Wall or
plasterbox
fi xing
Leave at
least 25mm
below
product
Cable aperture
knockouts
Rear entry
cable access
2.
Surface cables can only enter from below the unit. If
mounted on a fl ush mounted box, cables can enter
from the rear through the aperture in the wallplate.
3.
For mains voltage applications a link must be fi tted
between terminals L and 5.
4.
Whilst the unit does not require an Earth connection,
a terminal is provided on the wallplate for Earth
continuity purposes.
5.
Referring to the wiring diagrams on page 5-10,
connect the unit as shown.
6.
Ensure all dust and debris are cleared from the area.
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7.
Locate the module on the latches at the bottom of
the wallplate and hinge upwards to fully engage the
unit connectors into the wallplate. Tighten the two
fi xing screws to secure the unit to the wallplate.
8.
Before setting the programme, check the unit and
circuit. Switch on the mains supply and press the
rocker switch to the CONSTANT position - the red
LED should now be illuminated. Adjust any remote
thermostat to check the services operate correctly.
9.
Press the rocker switch to the OFF position and check
that the system doe not operate.
10. Finally, press the rocker switch to TIMED position prior
to programming the unit.
Wiring
On the following pages are typical wiring diagrams for
various types of systems.
Note: Whilst every attempt has been made to ensure the
accuracy of this information it is recommended that the
specifi c information relating to the ancillary controls is
obtained from the manufacturers concerned.
SET1E
NOTE: For mains voltage applications a link must be fi tted between
terminals L and 5.
5
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