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Electric Power Generation

Cat EGP Switchgear

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EGP (Emergency Generator Paralleling) Switchgear is used for paralleling multiple generators that are not directly connected to a utility source.
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Overview

Caterpillar offers standard Switchgear products, which can support a wide variety of applications, or provide a custom designed system to meet your specific project needs. The Emergency Generator paralleling (EGP) product supports paralleling on an isolated generator bus and is commonly used in prime power or emergency standby systems. Caterpillar Standard Switchgear products provide a solution able to combine all elements of monitoring and control for Caterpillar generator sets in a single-source package. Caterpillar also designs and manufacturers custom switchgear to meet specific customer requirements and functionality.

Technical Summary

Units:
Configuration Configurable PLC based switchgear capable of controlling and monitoring multiple generator sets, tie and load breakers in conjunction with downstream transfer switches for standby or emergency applications Configurable PLC based switchgear capable of controlling and monitoring multiple generator sets, tie and load breakers in conjunction with downstream transfer switches for standby or emergency applications Less
Modes of Operation Multi-unit Island and multi-unit standby mode with optional redundant controls and components. Multi-unit Island and multi-unit standby mode with optional redundant controls and components. Less
Application LV and MV (208V - 38 kV) LV and MV (208V - 38 kV) Less

Generator Protective Devices

ANSI Protective Devices 15/25, 27/59, 81 O/U, 32, 40, 50, 51 15/25, 27/59, 81 O/U, 32, 40, 50, 51 Less

Environmental Parameters

Certifications IBC, CBC, UBC & OSHPD Certified IBC, CBC, UBC & OSHPD Certified Less
Control Panel Enclosure NEMA 1 or NEMA 3R Freestanding Construction NEMA 1 or NEMA 3R Freestanding Construction Less
Operating Temperature 0°C to 50°C 0°C to 50°C Less
Storage Temperature -20°C to +60°C -20°C to +60°C Less
Low Voltage Standards NEMA SG-5, CSA, ANSI C37.51, ANSI C37.20.1, UL 1558 or UL 891, NFPA 110, NFPA 99 and NFPA 70 NEMA SG-5, CSA, ANSI C37.51, ANSI C37.20.1, UL 1558 or UL 891, NFPA 110, NFPA 99 and NFPA 70 Less
Medium Voltage Standards NEMA SG-5, ANSI / IEEE C37.20.2, CSA-C22.2 No. 31-M89, EEMAC G8-3.2, NFPA 70, NFPA 99 and NFPA 1110 NEMA SG-5, ANSI / IEEE C37.20.2, CSA-C22.2 No. 31-M89, EEMAC G8-3.2, NFPA 70, NFPA 99 and NFPA 1110 Less

EGP Switchgear

  • High Speed Supervisory Network
  • Automatic Start/Stop
  • Automatic “Dead Bus” Coordination
  • Programmable Load Shed / Load Add Functions
  • Networked Engine Communications
  • Generator Protection
  • Engine Tuning
  • Mode Selection
  • Selectable Auto/ Manual Control
  • Password Protection for Protective Settings and Setup
  • Load/No Load Test
  • Touch Screen (HMI) Display
  • NFPA 99/110 Compliant Alarm
  • Annunciation with Audible Horn
  • Engine Control mimic Screen with gauges for RPM, DC Battery Voltage oil Pressure, Engine Coolant temperature, Engine Hours, Number of starts

Cat EGP Switchgear Standard Equipment

EGP Switchgear
  • Choice of 19” Surface Acoustic Wave Color or 15” Resistive Color Touchscreen
  • Emergency Stop Button for each generator
  • Instant Auto Switch
  • Generator Demand Priority Control
  • Audible Alarm & Horn Silence Button
  • Circuit Breaker Control Switch with Indicators

Cat EGP Switchgear Optional Equipment

Data Table Interface
  • * Accomodates interface with a building management system for monitoring all system parameters via Modbus RTU or TCP

Supplemental Hardware Synchronization check relay (ANSI 25 Device)
  • * Provides additional discrete synchronization protection

Remote Power Monitoring System
  • * To monitor breaker status, alarms, metering and other operating parameters

Attachments

Diesel Generator Sets
3412C (60 Hz) 3512 (50 Hz) 3512 (50 Hz) with Upgradeable Package 3512 (60 Hz) 3512 (60 Hz) with Upgradeable Package 3512B (50 Hz) 3512B (50 Hz) India Market Only 3512B (50 Hz) with Upgradeable Package 3512B (60 Hz) 3512B (60 Hz) with Upgradeable Package 3512C (1750 ekW, 60 Hz) 3512C (60 Hz) 3516 (50 Hz) 3516 (50 Hz) with Upgradeable Packaging 3516 (60 Hz) 3516 (60 Hz) with Upgradeable Packaging 3516B (50 Hz) 3516B (50 Hz) 3516B (50 Hz) India Market Only 3516B (50 Hz) with Upgradeable Package 3516B (50 Hz) with Upgradeable Package 3516B (60 Hz) 3516B (60 Hz) with Upgradeable Package 3516B DGB™ (50 Hz) 3516B DGB™ (60 Hz) 3516C (50 Hz) 3516C (50 Hz) 3516C (60 Hz) 3516C Tier 4 Final (60 Hz) 3516E (50 Hz) 3516E (50 Hz) 3516E (60 Hz) C175-16 (50 Hz) C175-16 (60 Hz) C175-16 Tier 4 Final (60 Hz) C175-20 (50 Hz) C175-20 (60 Hz) C27 (60 Hz) C32 (50 Hz) C32 (50 Hz) India Market Only C32 (50 Hz) with Upgradeable Packaging C32 (60 Hz) C32 (60 Hz) with Upgradeable Packaging
Switchgear and Paralleling Controls
Cat Switchgear

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