Yaskawa Z1000U User Manual Page 289
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B.9 L: Protection Function
L parameters provide protection to the drive and motor, including control during momentary power loss, Stall Prevention,
frequency detection, fault restarts, overtorque detection, and other types of hardware protection.
u
L1: Motor Protection
No.
(Addr.
Hex)
Name LCD Display Description Values Page
L1-01
(0480)
Motor Overload
Protection Selection
Mtr OL Charact
0: OL1 Disabled
1: VT Motor
4: PM Motor
0: Disabled
1: General purpose motor (standard fan cooled)
4: PM motor with variable torque
The drive may not be able to provide protection when using
multiple motors, even if overload is enabled in L1-01. Set L1-01
to 0 and install separate thermal relays to each motor.
Default:
<1>
Range: 0, 1, 4
–
L1-02
(0481)
Motor Overload
Protection Time
MOL Time Const
Sets the motor thermal overload protection (oL1) time. Default: 1.0 min
Min.: 1.0
Max.: 5.0
–
L1-03
(0482)
Motor Overheat Alarm
Operation Selection
(PTC input)
Mtr OH Alarm Sel
0 : Ramp to Stop
1: Coast to Stop
2: Fast-Stop
3: Alarm only
Sets operation when the motor temperature analog input
(H3-02 or H3-10 = E) exceeds the alarm level.
0: Ramp to stop
1: Coast to stop
2: Fast Stop (decelerate to stop using the deceleration time in
C1-09)
3: Alarm only (“oH3” will flash)
Default: 3
Range: 0 to 3
–
L1-04
(0483)
Motor Overheat Fault
Operation Selection
(PTC input)
Mtr OH Fault Sel
0 : Ramp to Stop
1: Coast to Stop
2: Fast-Stop
Sets stopping method when the motor temperature analog input
(H3-02, or H3-10 = E) exceeds the oH4 fault level.
0: Ramp to stop
1: Coast to stop
2: Fast Stop (decelerate to stop using the deceleration time in
C1-09)
Default: 1
Range: 0 to 2
–
L1-05
(0484)
Motor Temperature
Input Filter Time (PTC
input)
Mtr Temp Filter
Adjusts the filter for the motor temperature analog input
(H3-02, or H3-10 = E).
Default: 0.20 s
Min.: 0.00
Max.: 10.00
–
L1-08
(1103)
oL1 Current Level oL1 Current Lvl
Sets the reference current for motor thermal overload detection
for the motor in amperes.
Default:
<3>
Min.: 10% of
drive rated
current
Max.: 150% of
drive rated
current
<4>
–
L1-13
(046D)
Continuous
Electrothermal
Operation Selection
Mtr OL Mem Sel
0: Disabled
1: Enabled
2: Enabled(RTC)
0: Disabled
1: Enabled
2: Enable using Real Time Clock
Default: 1
Range: 0 to 2
–
<1> Default setting is determined by parameter A1-02, Control Method Selection.
<3> Default setting is determined by parameter o2-04, Drive Model Selection.
<4> Display is in the following units:
2o0028, 2o0042, and 4o0011 to 4o0027: 0.01 A units
2o0054 to 2o0248 and 4o0034 to 4o0414: 0.1 A units
B.9 L: Protection Function
YASKAWA ELECTRIC TOEP C710636 10B Z1000U HVAC MATRIX Drive User Manual
289
B
Parameter List
- Z1000U HVAC MATRIX Drive 1
- Table of Contents 3
- Preface & General Safety 11
- Applicable Documentation 12
- Terms and Abbreviations 12
- Trademarks 13
- WARNING 16
- Crush Hazard 16
- CAUTION 16
- Selection 17
- Carrier Frequency Derating 18
- Installation 18
- Settings 18
- General Handling 18
- Motor Application Precautions 19
- Specialized Motors 20
- Drive Label Warning Example 21
- Warranty Information 22
- Receiving 23
- 1.1 Section Safety 24
- 1.2 General Description 25
- Nameplate 27
- Z U 4 E A 28
- 1.5 Component Names 30
- IP20/NEMA Type 1 Enclosure 34
- Front Views 38
- Mechanical Installation 39
- 2.1 Section Safety 40
- 2.2 Mechanical Installation 42
- □0154A, 2□0192A, 2□0248 44
- HOA Keypad Remote Usage 45
- IP00 Enclosure Drives 49
- Electrical Installation 53
- 3.1 Section Safety 54
- 3.5 Terminal Cover 63
- Removing the HOA Keypad 66
- Reattaching the HOA Keypad 66
- Removing the Front Cover 66
- Front cover 67
- Reattaching the Front Cover 68
- 3.7 Top Protective Cover 69
- 3.8 Main Circuit Wiring 70
- Insulation Caps or Sleeves 71
- Main Circuit Protective Cover 71
- Three-Phase 200 V Class 72
- Ground Wiring 77
- R/L1 S/L2 T/L3 U/T1 V/T2 W/T3 81
- 3.9 Control Circuit Wiring 82
- Output Terminals 83
- Terminal Configuration 84
- 3.10 Control I/O Connections 88
- MEMOBUS/Modbus Termination 89
- 3.11 Connect to a PC 90
- 3.12 External Interlock 91
- 3.13 Wiring Checklist 92
- 4.1 Section Safety 94
- 4.2 Using the HOA Keypad 95
- Freq Ref 96
- ALARM (ALM) LED Displays 97
- Menu Structure for HOA Keypad 99
- 20 1 0/01/01 00:00 100
- Second per month 100
- YYYY/MM/DD HH:MM 100
- Start-Up Programming 101
- & Operation 101
- 20 10/01/01 00:00 102
- Entry accepted 102
- Entry Accepted 104
- Using the Setup Group 105
- Setup Group Parameters 106
- 4.4 Start-Up Flowcharts 107
- 4.5 Powering Up the Drive 111
- 4.6 Application Selection 112
- 0 to 10 V 116
- -10 to 10 V 116
- DC Injection brake time 118
- Max. output frequency (E1-04) 118
- E2-01: Motor Rated Current 122
- E2-11: Motor Rated Power 122
- 4.8 Auto-Tuning 131
- Before Auto-Tuning the Drive 132
- Auto-Tuning Operation Example 133
- Starting Auto-Tuning 135
- T1-02: Motor Rated Power 135
- <1> 136
- Checklist Before Operation 140
- Parameter Access Level: A1-01 141
- Copy Function 142
- A1-00: Language Selection 143
- A1-01: Access Level Selection 143
- A1-03: Initialize Parameters 144
- A1-06: Application Preset 145
- -100.0 to 100.0% 0.0% 149
- 0.00 to 100.00% 0.00% 153
- <1> 156
- Reference 157
- E1-03: V/f Pattern Selection 159
- H5-01: Drive Slave Address 165
- H5-07: RTS Control Selection 166
- L8-02: Overheat Alarm Level 168
- Output frequency 169
- U1: Operation Status Monitors 180
- U2: Fault Trace 180
- U3: Fault History 180
- U4: Maintenance Monitors 180
- U5: PID Monitors 181
- U6: Operation Status Monitors 181
- U9: Power Monitors 181
- This Page Intentionally Blank 182
- Troubleshooting 183
- 5.1 Section Safety 184
- Fire Hazard 185
- Fine-Tuning V/f Control 186
- Alarm and Error Displays 190
- Minor Faults and Alarms 191
- Operation Errors 191
- Auto-Tuning Errors 192
- 5.4 Fault Detection 193
- Cause Possible Solution 194
- 5.5 Alarm Detection 204
- Cause Possible Solutions 213
- Fault Reset Methods 219
- Common Problems 220
- Run Command 221
- Motor is Too Hot 222
- Oscillation or Hunting 225
- (Terminals DM+ and DM-) 227
- 6.1 Section Safety 230
- Peripheral Devices & 231
- 6.4 Option Installation 234
- Connecting a Surge Absorber 239
- Reducing Noise 239
- Long Motor Cables 240
- Appendix: A 241
- A.1 Power Ratings 242
- A.2 Drive Specifications 246
- A.2 Drive Specifications 247
- A.3 Drive Watt Loss Data 248
- A.4 Drive Derating Data 249
- Temperature Derating 250
- Altitude Derating 251
- Appendix: B 253
- OLV/PMOLV/PM 254
- A1: Initialization 255
- A2: User Parameters 255
- B.3 b: Application 256
- PID Offset 259
- PID Fdbk Offset 261
- B.4 C: Tuning 263
- C6: Carrier Frequency 264
- C7: Voltage Adjustment 264
- Adjustment 264
- Default: 0000 264
- B.5 d: References 265
- B.6 E: Motor Parameters 268
- B.7 F: Option Settings 271
- Parameter List 279
- TerminalA1Offset 285
- TerminalA2Offset 285
- H4: Analog Outputs 286
- B.9 L: Protection Function 289
- L3: Stall Prevention 290
- L4: Speed Detection 291
- L5: Fault Restart 292
- L6: Torque Detection 292
- L8: Drive Protection 293
- B.10 n: Special Adjustment 295
- B.12 S: Special Application 300
- S4: Bypass Operation 304
- S5: HOA Keypad Parameters 304
- S6: Z1000U Protection 304
- B.13 T: Motor Tuning 306
- T2: PM Motor Auto-Tuning 307
- B.14 U: Monitors 309
- Offset Frequency 316
- 000 000 000 kW 317
- 000 000 000 000 317
- Appendix: C 319
- C.1 BACnet Configuration 320
- Communications 321
- IG R+ R- S+ S 322
- Network Termination 323
- C.4 BACnet Setup Parameters 324
- Observing the Drive Operation 328
- Controlling the Drive 328
- C.6 Communications Timing 329
- C.7 BACnet Objects Supported 330
- Analog Input Objects 331
- Analog Output Objects 331
- Analog Value Objects 331
- Binary Input Objects 332
- Binary Output Objects 333
- Binary Value Objects 333
- Device Object 334
- Enter Command Types 335
- C.9 Communication Errors 336
- C.10 Self-Diagnostics 337
- Appendix: D 341
- D.1 Section Safety 342
- Standards Compliance 343
- D.2 European Standards 344
- D.3 UL and CSA Standards 347
- Three-Phase 400 V Class 349
- Drive Short Circuit Rating 355
- Appendix: E 357
- Drive Specifications 358
- Motor Specifications 358
- E.2 Basic Parameter Settings 359
- Monitor Outputs 360
- E.3 User Setting Table 361
- Numerics 367
- Revision History 376
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