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Related Manuals for MYRON ZUCKER AUTOCAPACIBANK
Summary of Contents for MYRON ZUCKER AUTOCAPACIBANK
- Page 1 AUTOCAPACIBANK™ AUTOCAPACITRAP™ INSTALLATION AND OPERATIONS MANUAL...
- Page 2 Power factor correction capacitors alone are not for use in power systems where harmonic currents are present. Harmonic currents can overload a capacitor with excess current and/or heat. Harmonic currents should be corrected with Myron Zucker, ® and Autocapacitrap™ models.
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Page 3: Table Of Contents
4. COMMISSIONING AND VAR CONTROLLER INSTRUCTIONS ....5 4.1 Overview of VAR Controller ............... 5 4.2 Pre-commissioning Procedure ............6 4.3 Operating Instructions for Autocapacibank™ and Autocapacitrap™ . 6 4.4 Shut Down Procedure for Autocapacibank™ and Autocapacitrap™..7 5. PREVENTATIVE MAINTENANCE PROCEDURES ........8 TABLES AND FIGURES TABLE 1. -
Page 4: Pre-Installation
AUTOCAPACIBANK™ and AUTOCAPACITRAP™ Installation and Operations Manual 1. PRE-INSTALLATION Inspect the equipment for any damage as soon as it is received. All risk of loss or damage in transit shall pass to the purchaser at the shipping point, regardless of freight payment. -
Page 5: Power Source
AUTOCAPACIBANK™ and AUTOCAPACITRAP™ Installation and Operations Manual 2. POWER SOURCE 2.1 Voltage Check the equipment’s nameplate to make certain that the voltage rating is suitable for operation at the supply (line) voltage. This equipment is capable of operation at a maximum of 110% of nameplate rated voltage (RMS, 50 or 60 Hz). - Page 6 AUTOCAPACIBANK™ and AUTOCAPACITRAP™ Installation and Operations Manual TABLE 1 RECOMMENDED WIRE SIZES, SWITCHES AND FUSES FOR 3-PHASE, 60Hz CAPACITORS (These wire sizes are based on 135% of rated current in accordance with the National Electrical Code, Article 460.) 240 VOLTS...
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Page 7: Current Transformer
AUTOCAPACIBANK™ and AUTOCAPACITRAP™ Installation and Operations Manual 3. CURRENT TRANSFORMER The CT provides a feedback signal required for the operation of the power factor controller. 3.1 Placement of Current Transformer As shown in FIGURE 1, the CT must be placed on the C or L3 Phase upstream of all loads and capacitor banks (see below). -
Page 8: Commissioning And Var Controller Instructions
AUTOCAPACIBANK™ and AUTOCAPACITRAP™ Installation and Operations Manual 4. COMMISSIONING, AND VAR CONTROLLER INSTRUCTIONS 4.1 Overview of VAR Controller The VAR Controller is a power factor relay device (microprocessor-controlled) and is factory set and tested on all equipment. It measures all four quadrants of the power waveform, and is consequently independent of system harmonics. -
Page 9: Pre-Commissioning Procedure
Short the CT using the shorting terminal located on the terminal strip. 4.3 Autocapacibank™ or Autocapacitrap™ Operating Instructions Ensure the Autocapacibank™ or Autocapacitrap™ is connected in accordance with wiring diagram (FIGURE 1). Confirm that the electrical service that the equipment is connected to is... - Page 10 Note: The CT knife switch terminal must be open for the VAR Controller to operate. Energize the Autocapacibank™ or Autocapacitrap™ by closing the main breaker or disconnect feeding the equipment. Confirm that there is correct voltage on L1, L2 and L3.
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Page 11: Preventative Maintenance Procedures
AUTOCAPACIBANK™ and AUTOCAPACITRAP™ Installation and Operations Manual 5. PREVENTATIVE MAINTENANCE PROCEDURES WIRE CONNECTIONS All power wire connections should be inspected for tightness one (1) month after commissioning and every six (6) months thereafter. CAPACITOR CELLS Capacitor cells should be visually checked for distorted tops one (1) month after commissioning and every six (6) months thereafter. - Page 12 ©2009 Myron Zucker, Inc., All Rights Reserved...
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