Residual Pump Lift For Wall-Hung Gas Boilers - Buderus 800-24 Installation And Servicing Instructions

6.2

Residual pump lift for wall-hung gas boilers

The residual pump lift graphics show the amount of pump lift that remains for the heating system
600
500
400
300
200
100
0
0 200 400 600
600
500
400
300
200
2
100
0
0 200 400 600
700
600
500
400
300
200
100
0
0 200 400 600 800
Subject to modifications resulting from technical improvements !
Installation and servicing instructions condensing gas boiler 800 - 24/29/43/60 and 800 - 24T25/29T25 H/V • edition 02/2006
800 – 24
1 maximum modulation
2 minimum modulation
T=20K
(in heating mode only)
1
2
800 1000 1200 1400 1600
Flow [l/h]
800 – 29
1 maximum modulation
2 minimum modulation
(in heating mode only)
1
T=20K
800 1000 1200 1400 1600
Flow [l/h]
800 – 43
1 maximum modulation
2 minimum modulation
(in heating mode only)
1
2
T=20K
1000 1200 1400 1600 1800
Flow [l/h]
600
500
400
300
200
100
0
1800
0 200
600
500
400
300
200
100
0
1800
0 200
700
600
500
400
300
200
100
0
0 200 400
2000
Appendix
800 – 24T25
1
2
T=20K
1
2
400 600 800 1000 1200
Flow [l/h]
800 – 29T25
1
1
2
T=20K
2
400 600 800 1000 1200
Flow [l/h]
800 – 60
1
2
600 800 1000 1200 1400 1600 1800
Flow [l/h]
Buderus • http://buderus-domestic.co.uk
6
maximum modulation
minimum modulation
(in heating mode only)
1400 1600 1800
maximum modulation
minimum modulation
(in heating mode only)
1400 1600 1800
1 maximum modulation
2 minimum modulation
(in heating mode only)
T=20K T=20K
2000 2200 2400 2600
61