MAINSLINK-PRO
DS-MAINSLINKPRO-2
PATENT PENDING
Application example: WORCESTER-BOSCH Boiler Installation
Warnings :
•
Product is not independently isolated, ISOLATE the mains electricity supply before
removing the cover and observe any relevant safety precautions. Maintenance to the
product that involves removal of the cover should only be carried out by a competent
person or qualified electrician.
•
F2 Fuse rating is 4A (T) 250 H (Ceramic). Replace fuse with same type and rating.
•
Relay is rated at 10A peak, and 5A constant.
•
Product must be connected to a switch fused (spur/supply) or BS 1363 Plug. It is
recommended a single Fuse Spur is used to supply the Boiler and MAINSLINK-PRO
jointly so that they are isolated together
CH ON
DHW
ON
A
B
This system provides two functions, Switching of the Pump from the boiler and Switching of the
Boiler from the wiring Centre.
Connections at the Boiler
The boiler output to the Pump is connected to the MAINSLINK-PRO A, (Lin)
The boiler switching input is connected to the MAINSLINK-PRO A (Lout)
It is recommended to use a single switch fuse spur to supply the Boiler and Mainslink together. (so
that both appliances are isolated together)
Connections at the Wiring Centre
The thermostats switching output to switch the boiler is connected to the MAINSLINK-PRO B (Lin)
The Pump is connected to the MAINSLINK-PRO B (Lout)
Operation
When the wiring centre commands the Boiler ON MAINSLINK-PRO B (Lin) is switched is Live then
MAINSLINK-PRO A Lout will automatically switch a LIVE signal to turn the boiler on.
When the Boiler switches the Pump drive ON MAINSLINK-
PRO, (Lin) “A” is switched Live then
