GE Industrial Solutions MicroVersaTrip PM - Manual (Page 4)

MicroVersaTrip Plus™ and MicroVersaTrip PM™ Trip Units
Table of Contents
ii
Chapter 1. Introduction
1-1 Read This First ............................................................................................................ 1
1-2 Product Structure ........................................................................................................ 1
1-3 Trip Unit Functions..................................................................................................... 3
1-4 Trip Unit Catalog Numbers......................................................................................... 3
1-5 Rating Plugs................................................................................................................. 5
1-6 Equipment Interfaces .................................................................................................. 6
MicroVersaTrip Plus Trip Units............................................................................ 6
Neutral Current Sensors........................................................................................ 6
MicroVersaTrip PM Trip Units............................................................................. 6
POWER LEADER Communication Network ........................................................ 6
Voltage Inputs ....................................................................................................... 6
Power Requirements ............................................................................................. 7
1-7 Trip Unit Information................................................................................................. 7
Trip Unit Label Information ................................................................................ 7
Function Keys........................................................................................................ 7
Battery Function.................................................................................................... 8
Liquid Crystal Display ........................................................................................... 9
1-8 MicroVersaTrip Plus and MicroVersaTrip PM Accuracies.......................................... 9
Chapter 2. Setup Mode
2-1 Overview .................................................................................................................... 10
2-2 Operating Modes....................................................................................................... 10
2-3 Setup Mode Operation .............................................................................................. 10
Long-Time Pickup .............................................................................................. 16
Long-Time Delay................................................................................................. 16
Short-Time Pickup .............................................................................................. 16
Short-Time Delay ................................................................................................ 17
Instantaneous Pickup.......................................................................................... 18
High-Range Instantaneous Overcurrent Protection ........................................... 18
Ground-Fault Pickup........................................................................................... 18
Ground-Fault Delay............................................................................................. 19
Voltage-Unbalance Relay Pickup ........................................................................ 19
Voltage-Unbalance Relay Delay .......................................................................... 20
Current-Unbalance Relay Pickup........................................................................ 20
Current-Unbalance Relay Delay.......................................................................... 20
Undervoltage Relay Pickup................................................................................. 20
Undervoltage Relay Zero-Volt Trip Enable......................................................... 20
Undervoltage Relay Delay ................................................................................... 21
Overvoltage Relay Pickup.................................................................................... 21
Overvoltage Relay Delay...................................................................................... 21
Power-Reversal Relay Pickup............................................................................... 21