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Superior Electric STABILINE WHR22 Series Instructions Manual

Automatic voltage regulators single phase, 3 wire 240/120 volt single phase control
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INSTRUCTIONS
for
®
STABILINE
Automatic Voltage Regulators
WHR22*S*** Series
Single Phase, 3 Wire
240/120 Volt
Single Phase Control
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.
213709-098 Rev. C

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Summary of Contents for Superior Electric STABILINE WHR22 Series

  • Page 1 Single Phase, 3 Wire 240/120 Volt Single Phase Control 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 2: Table Of Contents

    TABLE OF CONTENTS SECTION PAGE SECTION PAGE INSPECTION ..........ALL-BUCK AND ALL-BOOST OPERATION 1.1 UNPACKING ........MAINTENANCE .......... DESCRIPTION..........TROUBLESHOOTING ........ 2.1 GENERAL ........... RATING ............11 2.2 STANDARD MODEL NUMBER SYSTEM 3 9.1 POWER RATINGS ......11 2.3 THEORY OF OPERATION ....9.2 VOLTAGE RANGE CHART ....

  • Page 3: 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 4: 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 5: 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 6: Options

    120 volt AC, auxiliary power module (A2) and the alarm OPTIONS 6.0. contacts are wired to trip the input breaker. A momentary switch is provided to override any alarm 6.1. NON DESIGNATED OPTIONS activation that would trip the circuit breaker. This allows turn on of the system and alarm options to reset.
  • Page 7 the regulator to the load. In the BYPASS position the input power and load are disconnected from the Feature Setting regulator’s circuits and connects together directly. THIS Func Freq IS A NON-LOAD BREAK SWITCH AND INPUT Scale A / SC 2.00000 POWER MUST BE OFF BEFORE OPERATING.

  • Page 8: All-Buck And All-Boost Operation

    6.2.8. Soft Start 6.3. ALL-BUCK AND ALL-BOOST OPERATION The soft start option controls the WHR Series Voltage All WHR Series regulators can be connected to provide Regulator so that when power is applied the regulator’s all-buck (unit will only lower the input voltage) or output voltage starts out approximately 10% low and all-boost (unit will only increase the input voltage) after a preset time delay, the output voltage ramps up...

  • Page 9: 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 10 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(s) and commutator(s) for signs of wear or defective.

  • Page 11: Rating

    RATING 9.0. 9.1. POWER RATINGS The WHR22*S*** Series ratings are shown below: INPUT: INPUT: VOLTAGE: 240/120 VOLTAGE: 240/120 FREQUENCY: 50/60 Hz FREQUENCY: 50/60 Hz CONNECTION: 1 Phase, 3 Wire CONNECTION: 1 Phase, 3 Wire RANGE: -30% to +15% of Selected Output RANGE: -20% to +10% of Selected Output OUTPUT:...

  • Page 12: 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 13: 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 14: 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 15: Schematic

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

  • Page 16: Floor Mount Dimensions

    FLOOR MOUNT DIMENSIONS 12.0. Enclosures A through G Note: All dimensions are inches [millimeters]...
  • Page 17 Enclosures A through G continues Note: All dimensions are inches [millimeters]...
  • Page 18 Enclosures A through G continues Note: All dimensions are inches [millimeters]...
  • Page 19 Enclosures DPLUS through GPLUS Note: All dimensions are inches [millimeters]...
  • Page 20 Enclosures DPLUS through GPLUS continues Note: All dimensions are inches [millimeters]...
  • Page 21 Enclosures DD through GG Note: All dimensions are inches [millimeters]...
  • Page 22 Enclosures DD through GG continues Note: All dimensions are inches [millimeters]...
  • Page 23 Enclosures EEE through GGG Note: All dimensions are inches [millimeters]...
  • Page 24 Enclosures EEE through GGG continues Note: All dimensions are inches [millimeters]...

  • Page 25: Rack Mount Dimensions

    RACK MOUNT DIMENSIONS (OPEN) 13.0. Enclosures R1 and R2 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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