Component Resistance Characteristics; 12.3.1 Sensor Values; Code Plug; Pump Characteristic Map Of The Heating Pump - Worcester GR8300iW 30 S Installation And Maintenance Instructions Manual

Gas fired condensing system boiler
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12.3

Component resistance characteristics

12.3.1 Sensor values

Temperature [°C ± 10 %]
-20
-16
-12
-8
-4
0
4
8
12
16
20
24
Table 32 Outside temperature sensor (for weather-compensated control
units, accessory)
Temperature [°C ± 10 %]
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
Table 33 Flow temperature sensor
Greenstar 8000 Life – 6720883858 (2019/02)
Resistance []
2392
2088
1811
1562
1342
1149
984
842
720
616
528
454
Resistance []
33 404
25 902
20 247
15 950
12 657
10 115
8 138
6 589
5 367
4 398
3 624
3 002
2 500
2 092
1 759
1 486
1 260
1 074
918.3
788.5
12.4

Code plug

Type
Gas type
GR8300iW 30 S
Natural gas
GR8300iW 35 S
Natural gas
Table 34 Coding plug
12.5

Pump characteristic map of the heating pump

H / m
8
7
A
6
5
6
4
5
4
3
3
2
2
1
B
0
0
300
600
900 1200
Fig. 102 Pump characteristic maps and pump curves
[1]
Pump characteristic map, constant pressure 150 mbar
[2]
Pump characteristic map, constant pressure 200 mbar
[3]
Pump characteristic map, constant pressure 250 mbar
[4]
Pump characteristic map, constant pressure 300 mbar
[5]
Pump characteristic map, constant pressure 350 mbar
[6]
Pump characteristic map, constant pressure 400 mbar
[A]
Pump curve at maximum pump rate
[B]
Pump curve at minimum pump rate
H
Residual head
V
Flow rate
Technical Specifications/Logs
Number
20022
20023
1
V / l/h
1500
1800
0010012467-001
69

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Greenstar 8000 lifeGr8300iw 35 s

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