19
Table 4 - Ramp Up Procedure
Stage
Description
Target Frequency
(Hz)
Ramp Up Rate
(Hz/s)
Duration
(S)
I
Compressor command started.
20
10
2
II
Compressor reaches minimum start frequency.
25
1
5
III
Compressor remains at platform frequency.
25
-
10
IV
Compressor reaches commanded frequency.
Commanded
1
-
Table 5 - Ramp Down Sequence
Stage
Description
Target Frequency
(Hz)
Ramp Down Rate
(Hz/s)
I
Compressor gets to 30Hz
30
2
II
Compressor gets to minimum frequency
15
2.5
III
Compressor stop
-
-
Summary of Contents for RQ SERIES
Page 1: ...RQ SERIES Variable Speed Scroll Compressor Supplement...
Page 4: ...4...
Page 17: ...17 Figure 4 U S Drive Model Wiring Diagram Figure 5 U S Wiring Diagram...
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