Drive, Push Floor Screw Conveyor, Standard; Drive, Push Floor Screw Conveyor, Higher-Power; Cover, Push Floor Screw Conveyor; Charging The Boiler With Fuel - Viessmann KOB PYROTEC Technical Manual

Design information

Drive, push floor screw conveyor, standard

Part no. 7387 925
Standard version for push floor screw conveyor with pulling drive and
discharge into a drop section. The system is driven via a spur geared
motor and chain in a dust-proof chain guard.
Drive, push floor screw conveyor, standard
Part no.
Torque at screw conveyor
Push floor screw conveyor
Function, push floor screw conveyor
Max. length, push floor screw conveyor
Max. boiler output with woodchips

Drive, push floor screw conveyor, higher-power

Part no. 7387 880
Special, powerful version of the push floor screw conveyor for more
difficult applications (high pump rate and/or pushing function). The
system is driven via a more powerful version of a spur geared motor,
bearing and chain in a dust-proof chain guard.
Drive, push floor screw conveyor, higher-power
Part no.
Torque at screw conveyor
Push floor screw conveyor
Function, push floor screw conveyor
Max. length, push floor screw conveyor
Max. boiler output with chippings

Cover, push floor screw conveyor

Part no. 7387 924
Cover for the open trough of the push floor screw conveyor and the
bunker slot. The cover is fitted to the front bunker panel and can be
opened via a hinge. It helps to protect maintenance personnel against
contact.
6
Standard delivery:
■ Cover of the push floor screw conveyor with wall mounting bracket
and hinge according to project drawing
■ Limit switch for emergency stop of the push floor and the push floor
screw conveyor when opening the cover

6.16 Charging the boiler with fuel

Trough screw conveyor

Part no. 7387 941 for trough screw conveyor D = 150 mm
Part no. 7387 873 for trough screw conveyor D = 190 mm
Part no. 7387 955 for trough screw conveyor D = 250 mm
The trough screw conveyor is an extremely reliable means of trans-
portation for all granulated wood fuels. Observe the restriction in the
angle of inclination.
62
(cont.)
Standard delivery:
■ Drive unit with spur geared motor 400 V and chain drive
■ Light barrier across the entire open area for monitoring the fill level
(overfill protection)
■ Discharge with inspection cover, safety limit switch and downpipe/
adaptor for the following conveyor device (not required in pushing
version)
Nm ~800
Type AQ-L150
Pulling
m 10
kW 300
Standard delivery:
■ Drive unit in powerful version and additional axial bearing with push-
ing function with spur geared motor 400 V and chain drive; matching
and control on project basis;
■ Light barrier across the entire open area for monitoring the fill level
(overfill protection)
■ Discharge with inspection cover, safety limit switch and downpipe/
adaptor for the following conveyor device (not required in pushing
version)
Nm ~1200
Type AQ-L190
Pulling
m 10
kW 1500
Note
Article price per m;
Total price: Length A in m x article price [A = width of bunker]
Standard delivery:
■ Trough screw conveyor according to the project drawing
Note
Article price per m; total price; length L in m x article price
7837 925
~800 ~800
AQ-L150 AQ-L190
Pushing Pulling
8 10
300 1250
7837 880
~1200 ~1200
AQ-L250 AQ-L250
Pushing Pulling
8 10
2500 2500
PYROTEC