Electrical Connection; Pipe Connections - Nibe EMK 300 Installer Manual

Important information
NOTE
This symbol indicates danger to person or ma-
chine .
Caution
This symbol indicates important information
about what you should observe when maintain-
ing your installation.
General
This accessory is used to measure the amount of energy
produced by and supplied by the heating installation for
hot water and heating in the building.
The function of the energy meter is to measure flow and
temperature differences in the charge circuit. The value
is presented in the display on a compatible product.
Compatible products
Caution
In order for the accessory to work, a NIBE
air/water heat pump must be connected to the
system.
VVM 225
■
VVM 310
■
VVM 320
■
VVM 325
■
SMO 40
■
Contents
1 x Flow meter
1 x Cable to flow meter
1 x Connection kit (Flow meter and O-ring)
2 x Brass pipe connection nipple
4 x O-ring
2 x Copper pipe with insulation (Ø 22)

Pipe connections

Install as follows:
The flow meter is installed in the charge circuit, for ex-
ample between the heat pump and first reversing valve.
The temperature is measured using the installation's
existing sensor.
EMK 300 | GB
English

Electrical connection

NOTE
All electrical connections must be carried out
by an authorised electrician.
Electrical installation and wiring must be carried
out in accordance with the stipulations in force.
The main unit must not be live when installing
EMK 300.
Connecting communication
Secure the edge connector in the measuring pipe and
then connect EMK 300 to the main product according
to the instructions below.
VVM 225/VVM 310/VVM 320/VVM 325
EMK 300 is connected to terminal block X22 on the input
board (AA3) in the indoor module.
AA3-X22
SMO 40
EMK 300 is connected to terminal block X22 on the input
board (AA3) in the control module.
LEK
EMK 300
EMK 300
AA3-X22
Indoor module
white
1
brown
2
green
3
Control module
white
1
brown
2
green
3
5