V-Belt Tension, 60 Hz - Grundfos BMEX Series Montage- Und Betriebsanleitung

16.2 V-belt tension, 60 Hz

The table below shows the recommended tension of V-belts for the BME hp feed pump:
Diameter of
pulley
Number
[mm]
of V-belts
Motor Pump
148 kW, 60 Hz, 440 V, 3572 min
250
236 150 9
224
123 kW, 60 Hz, 440 V, 3575 min
250
236
224
212 150 8
200
190
180
101 kW, 60 Hz, 440 V, 3564 min
250
6
236
224
150
212
8
200
190
180
84 kW, 60 Hz, 440 V, 3568 min
250
5
236
224
212 150
200 6
190
180
62 kW, 60 Hz, 440 V, 3568 min
250
236
224
4
212 150
200
190
180 5
* V-belt tension within the first hour of operation.
** V-belt tension after more than one hour of operation.
V-belt tension, 60 Hz
Belt V-belt tension
length [N]
New belts* Check**
[mm]
T -T T -T
min. max. min. max.
-1
850-900
1550
650-700
800-900
1500
-1
850-900 650-700
1550
800-900
1500
600-700
700-800
1450
-1
1500 900-1000 700-800
800-900
650-700
1450
700-800
500-600
1400
600-700
-1
1500 650-700
800-900
600-700
1450
700-800
500-600
1400
-1
1450
1400 800-900
600-700
1320 700-800
600-700 500-600
Diameter of
pulley
Number
[mm]
of V-belts
Motor Pump
51 kW, 60 Hz, 440 V, 3564 min
250
236
224
4
212 150
200
190
180 5
42 kW, 60 Hz, 440 V, 3546 min
250
236
224
150 3
212
200
190
33 kW, 60 Hz, 440 V, 3546 min
250
2
236
224
150
212
3
200
190
Belt V-belt tension
length [N]
New belts* Check**
[mm]
T -T T -T
min. max. min. max.
-1
1400
800-900
1320
600-700
700-800
1250
600-700 500-600
-1
1320 800-900
600-700
1250 700-800
500-600
-1
900-1000 700-800
1320
800-900
600-700
700-800
1250
500-600
600-700
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