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Eaton ZSI Instruction Booklet
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Eaton ZSI Instruction Booklet

Eaton ZSI Instruction Booklet

Zone selective interlocking test kit for digitrip 520m, 520mc and 1150 trip units
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Instruction Booklet IB019013EN
Zone selective interlocking test kit
For Digitrip 520M, 520MC and 1150 trip units
Contents
Description
1. Read before operating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2. Setting the Digitrip time and multiplier settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
3. Setup procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
4. Zone configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
5. Navigating the HMI screens . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
6. Error messages explained/troubleshooting guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
7 . ZSI breaker testing work sheet Digitrip 520M, 520MC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
8. ZSI breaker testing work sheet Digitrip 1150+ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
ONLY QUALIFIED ELECTRICAL PERSONNEL SHOULD BE
PERMITTED TO WORK ON THE EQUIPMENT.
SPECIFIC OPERATING PROCEDURES MUST BE
DEVELOPED BY THE RESPONSIBLE PARTY DUE THE
UNIQUE APPLICATION AND VAST VARIETY OF SYSTEM
AND USER REQUIREMENTS. FAILURE TO DEVELOP
SPECIFIC PROCEDURES COULD LEAD TO IMPROPER
USE OR OTHER MORE SERIOUS CONSEQUENCES.
Effective March 2019
Supersedes 01/2019
m WARNING
m CAUTION
m CAUTION
PLEASE READ AND UNDERSTAND THESE
INSTRUCTIONS BEFORE ATTEMPTING TO OPERATE THE
ZONE SELECTIVE INTERLOCKING TEST KIT.
m CAUTION
DURING NORMAL OPERATION OF THE ZONE SELECTIVE
INTERLOCKING TEST KIT, BREAKERS UNDER TEST WILL
TRIP OPEN.
Page

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Summary of Contents for Eaton ZSI

  • Page 1: Table Of Contents

    7 . ZSI breaker testing work sheet Digitrip 520M, 520MC .......

  • Page 2: Read Before Operating

    The ZSI tester will not work with 520 trip units. It will only 1150+ PGM set →current Curve type, long slope, long pu, long time, long...
  • Page 3 7 . Refer to the “Zone Configurations” section to determine the correct cable connections for the desired test. 8. Plug a ZSI zone cable into one of the zone plugs on the ZSI test box, per the cable connections found in the “Zone Configurations”...
  • Page 4 18. After the test is completed, press the “Reset Test” button to prepare the tester for the next test. 13. Move the selector switch on the ZSI test box to the “ON” posi- 19. Select new parameters and perform the next test.

  • Page 5: Zone Configurations

    The figures below depict some of the most common ZSI wiring schemes. These configurations describe how to connect the ZSI plugs to the breakers to be tested and where each zone plug should be connected to the corresponding receptacle on the test box. The table below each figure describes the ZSI wiring scheme configuration and what the ZSI test box is testing on each configuration based on the selections made on the HMI.
  • Page 6 Feeder fault: This simulates a fault originating on the load side of a feeder on the main 1 bus (main 1 feeder). This fault would flow through main 2, the tie breaker, and the main 1 feeder breaker. EATON www.eaton.com...
  • Page 7 Zone 3 Configuration 4 Main fault: This simulates a fault originating on the load side of the main 2 breaker. Arrangement single Feeder fault: This simulates a fault originating on the load side of the main 2 feeder breaker. EATON www.eaton.com...
  • Page 8 Simultaneous main fault: This simulates simultaneous faults. One originates on the Arrangement load side of the main 2 breaker before the tie double and the other originates on the load side of (main + opposite the main 1 feeder. feeder) EATON www.eaton.com...

  • Page 9: Navigating The Hmi Screens

    Here, you can select which Digitrip model you are testing and find all of the settings required to be enabled on the trip units in order to successfully test them using the ZSI test box. EATON www.eaton.com...
  • Page 10 If the test indicates not ready to test, simply press the reset test Clearing the test log button. If it will not reset, check the ZSI test plugs and their connections to the trip units. 1. Press the “Clear Log” button on the display screen to remove 2: This area of the screen shows the test zone configurations that are valid based the tests displayed on the log screen.

  • Page 11: Error Messages Explained/Troubleshooting Guide

    Z2 may not be receiving restrain signal, check continuity from Z2-ZI(B8) to Z3-Z0(B9). Double – feeder fault Z1 tripped during Z3 test Z1 may not be receiving restrain signal, check continuity from Z1 ZSI signal ZI(B8) to Z2 ZSI signal ZO(B9). Double – feeder fault Z1 and Z3 did not trip Check trip unit settings and ZSI configuration map to ensure trip plugs are installed in correct breakers.

  • Page 12: Zsi Breaker Testing Work Sheet Digitrip 520M, 520Mc

    For Digitrip 520M, 520MC and 1150 trip units Effective March 2019 ZSI breaker testing work sheet Digitrip 520M, 520MC The following are the test settings used while programming the 520M and 520MC Digitrip units. If a parameter setting does not match the one required for testing, record it in the space provided, and then modify the setting to match the chart.

  • Page 13: Zsi Breaker Testing Work Sheet Digitrip 1150

    For Digitrip 520M, 520MC and 1150 trip units Effective March 2019 ZSI breaker testing work sheet Digitrip 1150+ The following are the test settings used while programming the 1150+ Digitrip unit. If a parameter setting does not match the one required for testing, record it in the space provided, and then modify the setting to match the chart.
  • Page 14 THIS DOCUMENT SHALL NOT BECOME PART OF OR MODIFY ANY CONTRACT BETWEEN THE PARTIES. In no event will Eaton be responsible to the purchaser or user in contract, in tort (including negligence), strict liability or other-wise for any special, indirect, incidental or consequential damage or loss...