MULTICAL® 803
Kamstrup A/S · Technical description · 5512-2360_A1_GB_02.2019
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10.3
Supply
10.3.1
Input voltage 230 VAC (type no.: HC-993-11)
This module is galvanically separated from the 230 VAC supply, the module is adjusted to direct connection to the
electricity network. The module is constructed as a Switch Mode Power Supply that meets the requirements for
double-insulation when the calculator top is mounted on the calculator base. There is space for two of this type of
module in MULTICAL® 803 in the 230 VAC version, one for supplying the calculator and the module slots M1 and M2,
and another for supplying the module slots M3 and M4, if needed.
If connected to 230 VAC, the whole installation must fulfil current national regulations. Connection/disconnection of
the module must be carried out by the meter installer. However, note that work on fixed installations and in the
electrical panels must be carried out by an authorized electrician.
10.3.2
Input voltage 24 VDC/VAC (type no.: HC-993-12)
This module is galvanically separated from the 24 VDC/VAC, the module is adjusted for industrial installations and
installations supplied by a separate 230/24 V safety transformer, for example mounted in an electrical panel. The
module is constructed as a Switch Mode Power Supply that meets the requirements for double-insulation when the
calculator top is mounted on the calculator base. There is space for two of this type of module in MULTICAL® 803 in
the 24 VAC/VDC version, one for supplying the calculator and the module slots 1 and 2 and another for supplying the
module slots 3 and 4, if needed.
The whole installation must fulfil current national regulations. Connection/disconnection of the module must be
carried out by the meter installer, whereas installation of the 230/24 VAC safety transformer in electrical panels as
well as other fixed installations must be carried out by an authorized electrician.