Winterhalter UC-M - 5.4 Electrical Connection of Dosing Devices

English | 5 | Commissioning
32 | 89014383; Version 2 | Operating instructions UC-Serie
5.4 Establish the electrical connection of the external dosing devices
DANGER
Electric shock from live components
A fatal electric shock can occur during installation and maintenance work and when carrying out repairs.
Ø Isolate and lockout the mains supply to the warewasher.
Ø Check that there is no voltage present.
1
2
3
4
5
Note:Maximum current drain at the transfer strip: 0.5
A. Only connect external dosing devices with their own
fuse protection. Include the dosing device in the pro-
tective circuit (PE) of the warewasher.
Ø Disconnect the warewasher from the electrical mains
supply and secure against unintended activation.
Ø Connect external dosing device to transfer strip.
Ø Configure the transfer strip (} page 33).
Item Name Note
1 DETERGENT For detergent dosing device (type-dependent)
2 WASH For detergent dosing device (type-dependent)
3 RINSE For rinse aid dosing device
4 N Neutral / phase 2
5 L1 Continuous voltage / phase 1
Depending on the configuration of the transfer strip, voltage is present at the RINSE and DETERGENT terminals.
Terminal Voltage present Condition Restriction
DETERGENT While machine fills – Door closed
– Minimum water
level in the tank
Parallel to solenoid valve
– While machine fills
– During the rinse
– Door closed – Not during the self-cleaning pro-
gramme
WASH Parallel to wash pump – Door closed – Not during the self-cleaning pro-
gramme
– Not while the machine is being filled
– Not during the descaling and basic
cleaning programme
RINSE Parallel to rinse pump – Door closed – Not during the self-cleaning pro-
gramme
– Not while the machine is being filled
– Not during the descaling and basic
cleaning programme
Parallel to solenoid valve
– While machine fills
– During the rinse
– Door closed – Not during the self-cleaning pro-
gramme