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Superior Electric WHR32 S Series Instructions Manual

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INSTRUCTIONS
for
®
STABILINE
Automatic Voltage Regulators
WHR32*S*** Series
Three Phase
208Y/120 X 240Y/138 Volt
Single Control
This manual also covers units with options that change the beginning of the model number to one of the following:
WHR62*S, WHR92*S, WHRS32*S, WHRS62*S, or WHRS92*S.
Superior Electric reserves the right to make engineering changes on all its products. Such refinements may affect
information given in the instructions. Therefore, USE ONLY THE INSTRUCTIONS THAT ARE PACKED WITH THE
PRODUCT.
WARNING: High voltages are present inside this unit during operation, Do not operate this unit unless all
covers are in place. Installation and servicing should only be done by qualified personnel.
213709-102 Rev. C

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Summary of Contents for Superior Electric WHR32 S Series

  • Page 1 This manual also covers units with options that change the beginning of the model number to one of the following: WHR62*S, WHR92*S, WHRS32*S, WHRS62*S, or WHRS92*S. Superior Electric reserves the right to make engineering changes on all its products. Such refinements may affect information given in the instructions. Therefore, USE ONLY THE INSTRUCTIONS THAT ARE PACKED WITH THE PRODUCT.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS SECTION PAGE SECTION PAGE INSPECTION..........OPTIONS ........... 1.1 UNPACKING ........6.1 NON DESIGNATED OPTIONS ... DESCRIPTION ..........6.2 MODEL No. SPECIFIED OPTIONS ..2.1 GENERAL ..........ALL-BUCK AND ALL-BOOST OPERATION 2.2 STANDARD MODEL NUMBER SYSTEM 4 2.3 THEORY OF OPERATION ....MAINTENANCE ..........

  • Page 4: Standard Model Number System

    2.2. STANDARD MODEL NUMBER SYSTEM The model number for each WHR Series voltage regulator identifies the various characteristics of that specific unit. The following table explains the meaning of each character in a standard model number. Typical Model Number T F32 T - CB Wide Range High Power Regulator Transient Voltage Suppression §...

  • Page 5: Theory Of Operation

    2.3. THEORY OF OPERATION location power connections varies These units regulate AC voltage by automatically depending on the options provided. On units with an ® input circuit breaker, input connections are made adjusting POWERSTAT Variable Transformers to directly to the circuit breaker. On units without any maintain constant output voltage.

  • Page 6: Operation

    5.2. SETTING OUTPUT VOLTAGE AND OPERATION 5.0. SENSITIVITY POTENTIOMETERS Normally, the WHR Series voltage regulator should not 5.1. CONTROL MODULE ASSEMBLY be operated without the front panel(s) of the cabinet in place. However, during the initial operation of the 5.1.1. General regulator, the front panels can be removed to allow The control modules contain the circuitry that senses...

  • Page 7: Options

    6.2.1.3. Circuit Breaker Trip Coil & Alarm Contacts OPTIONS 6.0. When alarm contact options and a circuit breaker trip option are ordered together, the unit is furnished with 6.1. NON DESIGNATED OPTIONS 120 volt AC, auxiliary power module (A2) and the alarm contacts are wired to trip the input breaker.
  • Page 8 6.2.3. Manual Bypass Switch (S3) This two-position switch, in the REGULATOR position, Feature Setting provides conditioned power from input source through Func Freq the regulator to the load. In the BYPASS position the Scale A / SC 2.00000 input power and load are disconnected from the Offset 000000.

  • Page 9: All-Buck And All-Boost Operation

    6.2.8. Manual Raise / Lower Switches (A1-S2 & 6.3. ALL-BUCK AND ALL-BOOST OPERATION A2-S3) All WHR Series regulators can be connected to provide Manual raise / lower switches allow the user to disable all-buck (unit will only lower the input voltage) or the automatic control unit and manually raise or lower all-boost (unit will only increase the input voltage) the output voltage using the motor drive.

  • Page 10: Maintenance

    MAINTENANCE TROUBLESHOOTING 7.0. 8.0. To ensure maximum life of the equipment, the WHR Series voltage regulators will provide long, following should be part of an annual maintenance reliable service with little attention. Unless the unit is program. overloaded, there is little likelihood of component failure.
  • Page 11 8.8. If the motor continues to hum or buzz after the OUTPUT VOLTAGE RANGE switch is turned off, the 8.10. Inspect the POWERSTAT Variable Transformer solid-state switch controlling the motor may be brush(es) and commutator(s) for signs of wear or defective.

  • Page 12: Rating

    RATING 9.0. 9.1. POWER RATINGS The WHR32*S*** Series ratings are shown below: INPUT: INPUT: VOLTAGE: 208Y/120 X 240Y/138 VOLTAGE: 208Y/120 X 240Y/138 FREQUENCY: 50/60 Hz X 60 Hz FREQUENCY: 50/60 Hz X 60 Hz CONNECTION: 3 Phase, 4 Wire, Wye CONNECTION: 3 Phase, 4 Wire, Wye RANGE: -30% to +15% of Selected Output...

  • Page 13: General Specifications

    9.3. GENERAL SPECIFICATIONS Electrical: Output Accuracy Adjustable from 1% to 3% Response Time 0.025 seconds at 60 Hz,0.030 seconds at 50 Hz Load Capacity 100% rated continuous 200% rated 60 seconds 400% rated 3 seconds 600% rated 1 second 800% rated 0.5 second 1000% to 2500% 1/2 cycle inrush Load Power Factor 0 lagging to 0 leading...

  • Page 14: Replacement Parts

    REPLACEMENT PARTS 10.0. 10.1. ORDERING 10.2. CONTROL MODULE ASSEMBLY Because this manual covers a full series of units it is The same control modules are used throughout this ® impractical to provide a full list of replacement parts. standard WHR Series STABILINE Automatic Voltage To order a part not listed in this manual, provide the Regulators and are shown below.

  • Page 15: Power Components

    10.3. POWER COMPONENTS The following parts differ depending on the model. Part number can be determined by the letter designations for range and size code in the base model number. Ex. WHR32WSF33 Standard Unit Part Number for Range & Size Code letters listed Reference Part Description Symbol...

  • Page 16: Schematic

    SCHEMATIC 11.0. (For reference only, use full size supplied with unit)

  • Page 17: Floor Mount Dimensions

    FLOOR MOUNT DIMENSIONS 12.0. Enclosures A through G Note: All dimensions are inches [millimeters]...
  • Page 18 Enclosures A through G continues Note: All dimensions are inches [millimeters]...
  • Page 19 Enclosures A through G continues Note: All dimensions are inches [millimeters]...
  • Page 20 Enclosures DPLUS through GPLUS Note: All dimensions are inches [millimeters]...
  • Page 21 Enclosures DPLUS through GPLUS continues Note: All dimensions are inches [millimeters]...
  • Page 22 Enclosures DD through GG Note: All dimensions are inches [millimeters]...
  • Page 23 Enclosures DD through GG continues Note: All dimensions are inches [millimeters]...
  • Page 24 Enclosures EEE through GGG Note: All dimensions are inches [millimeters]...
  • Page 25 Enclosures EEE through GGG continues Note: All dimensions are inches [millimeters]...
  • Page 26 ® Power Conditioners STABILINE In addition, Superior Electric Manufacturer’s Representatives are available to provide prompt attention to customer needs. Call or fax for ordering and application information or for the address of the closest Manufacturer’s Representative, Authorized Distributor or Reseller.

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