AfiMilk MPC 3, Installation Manual

Page: 37 / 116

AfiMilk MPC
Installation Manual
37
Power System
Chapter
5
Installing the Power System
Afimilk MPC is powered by a designated power supply system. It is crucial, for proper
functioning of the meter, that the power supply system feeds the milk meters and their
output apparatuses
only .
The power supply consists of the main transformers and cabling.
o
Power output of the transformer should be 23–27Vac
o
Each Milk Meter requires a power supply of 75VA per milking point. Calculate
transformer size accordingly.
o
Power system must employ an isolating type transformer.
>
Neither the secondary winding of the transformer nor any of the loads, may be
connected to the ground.
>
The transformer must be supplied with suitable circuit breakers.
o
Power cables diameter must be sufficient to carry the load without causing power
drops between the first and the last milk meter.
o
Afimilk recommends apparatus solenoids of 10watt maximum.
CAUTION
The power supply system must be installed by a qualified electrician.
The installation must be protected by suitable circuit breakers to meet
international safety codes.