Wolf COB - Cascade Operation - Flue Gas Damper Installation

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3062547_201802
Programmable
Output A1
(230VAC; 200VA)
COB back view
Installation information on the E1 input electrical
connectionA1outputforuegasdamper
Nevertouchelectricalcomponentsor
contactswhentheON/OFFswitchisintheON
position.Thereisadangerofelectrocution,
resultinginarisktohealthordeath.Themain
terminalsare'live',evenwhentheON/OFF
switchisintheOFFposition.
- Isolate the system from the power supply before opening.
- Unclip the terminal box from the holder.
- Open the terminal box.
- Screw the strain relief into the holes provided.
- Strip approx. 70 mm off the power cable from the limit switch.
- Push the cable through the strain relief and tighten the strain
relief.
- Connect the wires from the limit switch to input E1
(see the chapter "Wiring diagram cascade operation").
- Connect motor cable from the ue gas damper via an on-
site junction box with programmable output A1
(see the chapter "Wiring diagram cascade operation")
- Fit the cover.
Continue with the chapters “Flue gas damper tightness test”
and “Commissioning”
Terminal box
Electricalconnectioninstallationinformation
In the delivered condition, the terminal box is tted to the
back panel of the boiler.
If required, the terminal box can be mounted on the wall to
the right or left of the boiler, or above it.
The control and safety devices are fully wired and tested.
Mounting the ue gas damper
Flue gas
damper
COB
Fluegasdamperinstallationinformation
- Push ue gas damper as far as it will go onto connection
adaptor (with test nipple) on the boiler.
- Push the ue as far as it will go onto the ue gas damper
- Correctly route the limit switch cable and motor cable from
the ue gas damper to the terminal box and to the cable
(programmable output A1).
27 Cascadeoperation-Fluegas
damperinstallation