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Superior Electric STABILINE WHR32 Series Instructions Manual

Automatic voltage regulators
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INSTRUCTIONS
for
®
STABILINE
Automatic Voltage Regulators
WHR32*T*** Series
Three Phase
208Y/120 X 240Y/138 Volt
Individual Phase Control
This manual also covers units with options that change the beginning of the model number to one of the following:
WHR62*T, WHR92*T, WHRS32*T, WHRS62*T, or WHRS92*T.
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.
213709-103 Rev. E
EC99719

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Summary of Contents for Superior Electric STABILINE WHR32 Series

  • Page 1 This manual also covers units with options that change the beginning of the model number to one of the following: WHR62*T, WHR92*T, WHRS32*T, WHRS62*T, or WHRS92*T. 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 MAINTENANCE .......... 2.2 STANDARD MODEL NUMBER SYSTEM 4 TROUBLESHOOTING ........

  • 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 The location of the power connections varies depending These units regulate AC voltage by automatically on the options provided. On units with an input circuit ® adjusting POWERSTAT Variable Transformers to breaker, input connections are made directly to the 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

    line to neutral voltage (ex. 120 or 138 volts) to terminals under voltage release coil. This coil allows the circuit 6 and 8 on the control modules. breaker to close when voltage is applied and opens the breaker if the coil voltage is lost. The trip coil is rated Each line to neutral voltage that is sensed must be 120 volt, AC.
  • Page 8 and factory adjusted to approximately 10 seconds when shipped. Feature Setting Func Freq 6.2.3. Manual Bypass Switch (S3) Scale A / SC 2.00000 This two-position switch, in the REGULATOR position, Offset 000000. provides conditioned power from input source through Range FFFF.FF the regulator to the load.

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

    Alarm circuit contacts provided with the Frequency Trip 6.3. ALL-BUCK AND ALL-BOOST OPERATION Meter, Input Voltage Range Alarm and Phase Loss - All WHR Series regulators can be connected to provide Phase Reversal options are rated 5 amps 240 volts AC. all-buck (unit will only lower the input voltage) or all-boost (unit will only increase the input voltage) 6.2.8.

  • Page 10: Maintenance

    MAINTENANCE TROUBLESHOOTING 7.0. 8.0. To ensure maximum life of the equipment, the following WHR Series voltage regulators will provide long, should be part of an annual maintenance program. reliable service with little attention. Unless the unit is overloaded, there is little likelihood of component Warning failure.
  • Page 11 8.8. If the motor continues to hum or buzz after the If the motor operates successfully in this test the OUTPUT VOLTAGE RANGE switch is turned off, the problem may be with the control board. solid-state switch controlling the motor may be defective.

  • Page 12: Rating

    RATING 9.0. 9.1. POWER RATINGS The WHR32*T*** 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. To standard WHR Series STABILINE Automatic Voltage order a part not listed in this manual, provide the unit Regulators and are shown below.

  • Page 15: Replacement Brush Assembly

    10.4. REPLACEMENT BRUSH ASSEMBLY ® Each POWERSTAT Variable Transformer contains a durable brush assembly. These assemblies are designed to reduce the need for attention or replacement, however, because these are moving parts that rely on contact friction to operate properly, an annual inspection is suggested. Refer to the maintenance section of this manual for details. The replacement brush assembly is listed along with its corresponding POWERSTAT Variable Transformer in the power component section.

  • 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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