Spellman High Voltage Electronics Limited - Company Confidential
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81408-4r2 MPD Series Installation and User Guide
Page 8 of 29
3.
Installation of the Units
3.1 Electrical Installation
The units should only be connected to a Category II supply installation.
The power for the unit should be sourced from a UL recognised double insulated or
SELV 24 V dc supply.
The unit shall be properly bonded to the main protective earthing termination in the end
product.
The input and output connectors are not intended for field connections and should only
be connected to internal wiring in the end product.
All external circuits connected to High Voltage outputs shall be Double/Reinforced
insulated from any accessible parts.
The connector details on the standard unit are shown in table 1 overleaf.
3.2 Mechanical Installation
The units are only to be used in a pollution degree 2 (PD 2) environment.
The physical outline of the units is shown in Appendices 1 and 2.
Fixings:
M3 x 0.5 blind inserts, maximum thread depth 5mm.
Note: Failure to comply with the above could compromise the safe operation of the unit
and invalidate the warranty.
