Siemens LME71 - Page 76

Technical Instructions LME Series
Document No. LME-1000
Section 6 Page 4 SCC Inc.
Figure 6-1: Blower Speed Monitoring Bands
Time Max Min Max Min
sec
%
RPM
RPM
RPM
RPM
RPM
0 55 2750 2850 2650 3250 2250
3 60 3000 3100 2900 3500 2500
6 65 3250 3350 3150 3750 2750
9 70 3500 3600 3400 4000 3000
12 75 3750 3850 3650 4250 3250
15 80 4000 4100 3900 4500 3500
18 85 4250 4350 4150 4750 3750
21 90 4500 4600 4400 5000 4000
24 95 4750 4850 4650 5250 4250
27 100 5000 5100 4900 5500 4500
30 100 5000 5100 4900 5500 4500
33 100 5000 5100 4900 5500 4500
36 100 5000 5100 4900 5500 4500
39 100 5000 5100 4900 5500 4500
42 100 5000 5100 4900 5500 4500
HIGH FIRE
+1.0% to 5.0%
+1.0% to 10.0%
-1.0% to 5.0%
-1.0% to 10.0%
RAMP UP
+/- 500 RPM
Tolerance Band Limits for Figure 6-1
Tolerance band 1 = 2%
Tolerance band 2 = 10%
650.00
650.01
5000 RPM
+/- 100 RPM
Tolerance Band 1 Tolerance Band 2
Target Speed
Name of Tolerance Band
High Limit of Tolerance Band
Low Limit of Speed Band
Parameter to Adjust Width of Band
Maximum Blower Speed (P519)