Eastron SDM530D, User Manual, Page: 5 / 10

Three phase din rial meter
SDM530D
user manual
1.6 Dimension
1.7 Installation
 We recommend that the connecting wire which is used to connect the meter to the outside
circuit should be sized according to local codes and regulations for the capacity of the circuit
breaker or over current device used in the circuit.
 An external switch or a circuit-breaker should be installed on the inlet wire, which will be used
as a disconnection device for the meter. And there it is recommended that the switch or
circuit-breaker is near the meter so that it is more convenience for the operator. The switch or
circuit-breaker should comply with the specifications of the buildings electrical design and all
local regulations.
 An external fuse or thermal cut-off which will be used as a over current protection device for
the meter must be installed on the supply side wire, and it is recommended that the over
CAUTION

Turn off all the power before working on it.

Always use a properly rated voltage sensing device to confirm that power
is off.
WARNING

Installation should be performed by qualified personnel familiar with
applicable codes and regulations.

Use insulating tools to install the meter.

Fuse or thermal cut-off or single-pole circuit breaker can’t be fitted on the
supply line and not the neutral line.