User manual
32 GMC-I Messtechnik GmbH
12.4 Housing
No special maintenance is required for the housing. Keep outside
surfaces clean. Use a slightly dampened cloth for cleaning. In par-
ticular for the protective rubber surfaces, we recommend a moist,
lint-free microfiber cloth. Avoid the use of cleansers, abrasives or
solvents.
12.5 Return and Environmentally Sound Disposal
The instrument is a category 9 product (monitoring and control
instrument) in accordance with ElektroG (German electrical and
electronic device law). This device is subject to the RoHS direc-
tive. Furthermore, we make reference to the fact that the current
status in this regard can be accessed on the Internet at
www.gossenmetrawatt.com by entering the search term WEEE.
In accordance with WEEE 2012/19EU and ElektroG, we
identify our electrical and electronic devices with the symbol
in accordance with DIN EN 50419 which is shown at the
right. Devices identified with this symbol may not be disposed of
with the trash. Please contact our service department regarding
the return of old devices (see address in section 14).
If the batteries used in your instrument or accessory product are
depleted, they must be disposed of properly in accordance with
valid national regulations.
Batteries may contain pollutants and heavy metals such as lead
(Pb), cadmium (Cd) and mercury (Hg).
The symbol at the right indicates that batteries must not
be disposed of with the trash, and must be brought to a
designated collection point.
13 Appendix
13.1 Sample Connection Layouts for Insulation Resistance
Measurement
Insulation Resistance Measurement per DIN VDE 0100, Part 600
Pb Cd Hg
L1
L2
L3
N
PE
Between each active conductor and ground
L1
L2
L3
PEN
Between each active conductor and the PEN conductor
L1
L2
L3
N
PE
Between each active conductor (phase and neutral
conductors) and ground
L1
L2
L3
PEN
Between each active conductor and the PEN conductor










