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Trinity ACCUVAR Скачать руководство пользователя страница 2

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TRINITY

ACCUVAR - Operational Manual

User’s Manual

ACCUVAR

KVAR BASED CONTROLLER FOR LT CAPACITOR BANKS

This document contains the latest technical information about ACCUVAR which is a
microcontroller based KVAR controller for LT capacitor bank. The product,
ACCUVAR is sophisticated electronic equipment and, the user is advised to read this
User’s Manual carefully before attempting to install or operate the equipment.

Published on: 01.11.2021
Document Version: 2.0

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Содержание ACCUVAR

Страница 1: ...pg 1 TRINITY...

Страница 2: ...latest technical information about ACCUVAR which is a microcontroller based KVAR controller for LT capacitor bank The product ACCUVAR is sophisticated electronic equipment and the user is advised to...

Страница 3: ...of the date of original purchase to our Trinity Dealer or Factory You are responsible for all costs shipping insurance travel time in getting the product to the service location Trinity will at its op...

Страница 4: ...r installation neglect improper shipping damage caused by disasters such as fire flood and lightning improper electrical current interaction with non Trinity products or service other than by a Trinit...

Страница 5: ...pacitor CT Primary and Secondary and Desired PF 3 Setting Switching Number stages Meter Address and Baud rate 4 Setting operation type Alarm Mode Alarm Limit and Alarm Delay 5 Setting Switch Delay Dam...

Страница 6: ...acitor systems to maintain power factor near unity This is where ACCUVAR comes in ACCUVAR is a KVAR based controller which controls capacitor banks optimally to achieve near unity power factor and als...

Страница 7: ...ergy KVAh Capacitor CT sensing enable disable selection CT ratio for both load current and capacitor current selectable PT ratio is site programmable Capacitor current I cap Phase Wise PF System PF an...

Страница 8: ...nput 5A or 1A CT Ratio Site Selectable Range of Reading 5 5000A Burden 1 0VA Overload 5A CT 6A RMS Continuous 1A CT 1 2A RMS Continuous Power Supply Self Powered from mains Wide operating Voltage SMPS...

Страница 9: ...ng For IPFI 0 9 Reactive Power Q Accuracy 1 5 of Reading Between 0 5 Lag to 0 8 Lead Apparent Power S Accuracy 1 0 of Reading Power Factor Accuracy 1 0 of Reading IPFI 0 5 Range of Reading 0 05 to 1 0...

Страница 10: ...scellaneous Parameter Type Name Statistics Bezel 144 X 144 mm Panel Cutout 138 X 138 mm Depth of installation 55 mm Operating temp 10 0C to 50 0C Weight 0 82 Kgs Approx Min Operating Current 1 or 5 of...

Страница 11: ...e sure that the three phases coming to the unit come through control fuses 1 0 Amp rating This will protect the electronics inside from damage due to severe over voltages or phase faults in the system...

Страница 12: ...as it switches on one bank at a time and also displays the bank size of every stage After AUTOSENSING is completed the unit will Reset 9 In case user did not connect proper voltage and current I p as...

Страница 13: ...parameters field programmable as possible There are basically two modes of operation in ACCUVAR 1 Programming Mode 2 Run Mode After supplying power 80 VAC 480 VAC the unit displays immediately power o...

Страница 14: ...Thyristor or Contactor 7 Number of Capacitor bank stages 8 Meter Address 9 Baud rate 10 Alarm Mode 11 Alarm limit PF setting below which alarm will operate 12 Alarm Delay Delay after which alarm shou...

Страница 15: ...ter can be set now Set desired value by using and keys and again press key to save its value 2 If other parameters need to be changed do so using similar method Else press key for about four seconds c...

Страница 16: ...e from 1 to 255 The baud rate for communication is programmable between 9600 or 19200 To set the desired PF above parameters Once in Programming mode 1 Set Arrow to the desired parameters using and ke...

Страница 17: ...sired parameters using and keys and press key Now Arrow starts blinking which means value of this parameter can be set now Set desired value by using and keys and again press key to save its value 2 I...

Страница 18: ...ng phase Input sequence for all channels and Minimum Bank If phase Inputs are not connected at proper voltage and current terminals user can manually set it for all three channels For example if volta...

Страница 19: ...d SFIFO mode If this parameter is set to Sensitive it will do control action until current goes below 1 of Main CT Primary If this parameter is set to Normal it will do control action until current go...

Страница 20: ...itor If value is less than 100 it will show 2 decimal digits else it will show 1 decimal digits This page shows System KW KVA KVAR With LG LD indication and Average PF since last reset of energy or av...

Страница 21: ...ase current This page shows up to 15th Odd harmonics value of Y phase volts This page shows up to 15th Odd harmonics value of Y phase current This page shows up to 15th Odd harmonics value of B phase...

Страница 22: ...e taken care when using these relay contacts Use 230V AC coils only in the contactors DO NOT use 440V AC coils DO NOT switch small loads like electronic Hooters small relays with 230V AC coils etc dir...

Страница 23: ...k and sustained reliability is difficult to achieve with a site repaired Relay This section on Troubleshooting therefore deals with fault finding in the system and to establish whether the Relay is de...

Страница 24: ...cient load on the power system This might occur because the Plant has not been commissioned fully or because the system allows for future expansion In either case the actual current through the CT is...

Страница 25: ...he CTs to the true main Incomer The capacitors are all defective This seemingly unlikely fault has occurred at many sites Measure the current in each lead of each capacitor as it switches on to check...

Страница 26: ...ts conducted to relevant standards and our Specifications Literature O M Manual Traceability tested against MTE Standard Model PRS1 3 having basic accuracy of 0 05 traceable upto International Standar...

Страница 27: ...RINITY TRINITY ENERGY SYSTEMS PVT LTD 386 Savli GIDC Estate Savli Vadodara Highway MANJUSAR 391 775 Dist Vadodara Gujarat India Tel 91 9228004452 53 54 Email sales trinityenergy co in www trinityenerg...

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