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2CMC489001M0201
10
G13
Revision: A
User Manual
Installation
2.1 Installing the Gateway
E
Warning –
Electrical equipment should only be installed, accessed, serviced and
maintained by qualified electrical personnel.
Working with high voltage is potentially lethal. Persons subjected to high voltage may
suffer cardiac arrest, burn injuries, or other severe injuries. To avoid such injuries,
make sure to disconnect the power supply before you start the installation.
E
Warning –
For safety reasons it is recommended that the equipment is installed in a
way that makes it impossible to reach or touch the terminal blocks by accident.
The best way to make a safe installation is to install the unit in an enclosure. Access
to the equipment should further be limited through use of lock and key controlled by
qualified electrical personnel.
E
Warning –
The Gateway must always be protected by a fuse on the incoming side.
In order to allow for maintenance of the Gateway a readily accessible disconnect
device should be incorporated external to the equipment.
Installation
requirements
Products with built-in wireless communication should not be installed closer than
0.2 m from people.
Install the meter
Follow the steps in the table below to install the Gateway:
Step
Action
1
Turn off the main power.
2
Place the Gateway on the DIN rail on the left side of the electrical meter and
make sure it snaps onto it.
C
Caution –
If IR communication will be used between Gateway and elec-
tricity meter, then a distance of more than 2 mm between the gateway and
the meter may cause the IR communication to fail.
3
Strip off 6 mm of the insulation on the RS-485 cables.
Connect the cables according to the marking on the product label and tighten
the screws (0.25 Nm).
4
Strip off 6 mm of the insulation on the M-Bus cables.
Connect the cables according to the marking on the product label and tighten
the screws (0.25 Nm).
5
Strip off 6 mm of the insulation of the cable to the voltage connection.
6
Connect the cables according to the marking on the product label and tighten
the screws (0.5 Nm).
7
Install the circuit protection (max. 50 A).
8
Turn on the power.
9
Verify that LED A shines steady green.
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