User Manual

Chapter 2 Installation
Electrical Installation
Multi-Mon Multiple Circuit Energy Monitor
15
Safety Req
Safety ReqSafety Req
Safety Requirements
uirementsuirements
uirements
To ensure safety requirements the Multi-Mon must be grounded - the
protective ground terminal should be connected to protective earth with a
copper conductor or strap with minimal length (less than 1 m desirable) and
cross-section 5.3 mm
2
(AWG10) at least.
The properly marked external 3-pole disconnect device with circuit-breaker
and a fuse 6A, 600V in every pole should be installed between voltage
measurement terminals and power lines, located as close as possible (less
than 2 m recommended) to the Multi-Mon, as shown in figure 2-5 .
Figure 2
Figure 2Figure 2
Figure 2-
--
-7 External
7 External 7 External
7 External CT
CTCT
CT connection to
connection to connection to
connection to meter CT
meter CTmeter CT
meter CT