GE ZTSCT - page 7

GE Zenith Controls 5■

ZTSCT / ZBTSCT Operation and Maintenance Manual (71R-5000A)

Installation (cont’d)

A complete information package is furnished with

each transfer switch including a complete connection

diagram and schematic which details all necessary

control circuit field connections.

The engine start control wires connect to the

engine start relay terminals located to the left

of the microprocessor. Figure 6 shows the location

of these terminals.

To R/TBox

To Power

Panel

Input/Output

Connectors

to I/O Modules

Engine Start

Connections

Clock Program

Backup Battery

Remove protective

strip to enable clock

functions

Network Connector

Control Connections

The terminals are clearly identified by a label on the

microcontroller backplate. In the case of manual trans-

fer switches, or in other applications not requiring the

microprocessor, clearly marked terminal blocks are

provided in the upper left corner of the control panel

for the engine start control wires.

Figure 6

DANGER

HAZARDOUS VOLTAGE

(Can Cause Severe Injury or Death)

Turn OFF all power before installation, adjustment, or removal of transfer switch or any of its components.

Contents

Main Table of Contents Page Authorized Service For GE parts and service, call: 773 299-6600 Introduction Safety Mounting Equipment Inspection and Storage Final Equipment Inspection Installation Power Connections Engine Start Power Connections: Screw Type Terminals for External Power Connections GE Zenith Controls E CAUTIONS Initial Energization Page Entelli-Switch 250 Controller Entelli-Switch 250 Controller Entelli-Switch 250 Controller LCD & Keypad * E * Entelli-Switch 250 S1 OK 01: 50 FRI 31 MAY 2003 User Setting for Voltage & Frequency Standard 3-Phase Sensing on 3 and 4 Pole Units Source 1 Source 2 Accessory Group Packages ** Accessory Definitions Page R50 S5P S12P S13P S14 How to Set the System Clock How to Set the System Clock Set System Clock, time and date Setting the System Clock CDT One Event Timer Exerciser Load / No-Load How to CONFIGURE (CFG) and Set (SET) the Timer Exerciser Set (SET) the Exerciser: How to Initiate CDT Exerciser and to start an exercise cycle every 1, 7, 14, or 28 days CDP Clock Exerciser Load / No-Load Clock Exerciser How to Configure (CFG) the Exerciser How to set (SET) the DAILY Exerciser How to Bypass (Cancel) an exercise during an exercise cycle Entelli-Switch 250 User Setup - CFG Menu TM Turn options ON or OFF via keypad through the CFG menu 1 Engine Start Relay (De-Energized) Entelli-Switch 250 User Setup - SET Menu TM Change adjustable values through the SET menu. 1 Engine Start Relay (De-Energized) Entelli-Switch 250 User Setup - System Info TM View System Data 1 Engine Start Relay (De-Energized) Testing Introduction Test Options ATS Testing Open Transition NOTICE Emergency Service Procedure for Extended Parallel Time ZTSCT Transfer Switch ZBTSCT Transfer/Bypass Switch Sequence of Operation Open Transition Timer Designations as they appear in the SET menu Page Bypass-Isolation Operation 100-400 AMP 600-1200 AMP 1600-4000 AMP Controls Power Supply (CPS) 30 GE Zenith Controls Relay/Transformer (R/T Box) Closed Transition CPS Schematic Figure 16 Troubleshooting and Diagnostics Table 4 Symptom Annunciation Possible Cause(s) Corrective Action General Troubleshooting NOTE: When you use the troubleshooting charts, Maintenance and Testing Inspection and Cleaning Servicing Testing Page GE Zenith Controls