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Frequency AC Drive
1
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Important User Information
2
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Table of Contents
3
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Specifications & Dimensions
5
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PowerFlex 70 Ambient Temperature/Load
7
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PowerFlex 70 Dimensions
9
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PowerFlex 70 Flange Mount Dimensions
12
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PowerFlex 700 Dimensions
20
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Detailed Drive Operation
23
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Possible Uses of Analog Inputs
28
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Speed Ref A Sel
29
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[Analog In Hi]
31
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• [Speed Ref A Sel] = “Analog In 1”
32
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• [Speed Ref A Sel] = “Ana In 1”
33
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• [Minimum Speed] = 0 Hz.
34
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[Anlg In Sqr Root]
35
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[Analog In 1, 2 Loss]
36
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I/O Wiring Examples (PowerFlex 700 shown)
39
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Table 2.B Analog Output Scaling Ranges
41
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Table 2.C Software Filters
43
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Auto / Manual
44
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Auto Restart (Reset/Run)
46
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[Bus Reg Gain]
48
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Cable, Motor Lengths
53
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Cable, Standard I/O
58
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[Current Lmt Sel]
62
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Rules for Using Datalinks
65
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DC Bus Voltage / Memory
66
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[Decel Time 1, 2]
67
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Important points to remember about I/O wiring:
68
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The available functions are defined in Table 2.K.
69
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Table 2.K Digital Input Function List
70
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• Precharge Enable (PowerFlex 700 only)
81
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Figure 2.8 Normal Duty Boundary of Operation
94
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Thermal Manager Protection
95
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Drive Ratings (kW, Amps, Volts)
97
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Cooling Tower Fans
104
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Fuses and Circuit Breakers
105
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Safety Ground - PE
109
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See Copy Cat on page 2-39.
110
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Setting the User Display
111
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Input Power Conditioning
113
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[Motor NP Volts]
118
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Duty Cycle for the Motor Thermal Overload
121
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Motor Start/Stop Precautions
122
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Parameter Access Level
128
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Table 2.U PF700 Bus Levels
130
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Restart after Power Restoration
131
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Process PI Loop
138
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Shear Pin Fault
156
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[Skip Freq 1-3]
157
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Speed Control Speed Mode Speed Regulation
161
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Speed Reference Scaling
166
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[Trim In Sel]
167
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Basic Start Up (Top Level)
172
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Basic Start Up (Input Voltage)
173
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2. Motr Dat/Ramp
174
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Basic Start Up (Motor Tests)
175
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4. Speed Limits
176
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5. Speed Control
177
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Basic Start Up (Start,Stop,I/O)
178
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Basic Start Up (Start,Stop,I/O [2])
179
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[Stop Mode A, B]
180
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Table 2.V Testpoint Codes and Functions
183
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Torque Performance Modes
184
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Power Up Marker
190
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Unbalanced or Ungrounded Distribution Systems
191
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Dynamic Brake Selection Guide
197
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The algorithm runs as follows:
206
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Gather the Following Information
208
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Peak Braking Power
211
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Minimum Power Requirements for the Dynamic Brake
212
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Percent Average Load of the Internal Dynamic Brake
213
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Record the values calculated in Section 2.
219
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Figure 3.3 PowerFlex 70 – 240 Volt, D Frame
221
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Figure 3.5 PowerFlex 70 – 480 Volt, C Frame
222
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Record the Values Calculated in Section 2
224
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Table 4.B Resistor Selection for 240V AC Drives
226
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Table 4.C Resistor Selection for 480V AC Drives
227
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Publication PFLEX-SG001A-EN-P – March 2001
230
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AC Supply Source Considerations, 2-1
231
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Digital Out2 Sel, 2-4, 2-63
232
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Low Voltage Directive, 2-37
233
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PI Preload, 2-116
234
