Cat XLM Switchgear

Cat XLM Switchgear

The Emergency Transfer and Load management (XLM) product supports transfer between the utility source and generator bus and allows for sustained parallel operation with the utility for load management applications.

XLM Switchgear

  • High Speed Supervisory Network
  • Automatic Start/Stop
  • Automatic “Dead Bus” Coordination
  • Automatic Power Factor Control when in Parallel with Utility Power
  • Programmable Load Shed / Load Add Functions
  • Networked Engine Communications
  • Generator & Utility 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

Standard Equipment

Generator Demand Priority Control
  • Automatically match the on-line generator capacity to the loads, and avoid unnecessary operation of generator sets.

Additional information

Offering Type

Technical Summary - Configuration

Configurable PLC based switchgear capable of controlling and monitoring multiple generator sets, tie, utility and load breakers for utility paralleling applications

Technical Summary - Modes of Operation

Emergency Standby, Utility Import/Export, Peak shaving, and base load operations with redundant controls and components. Closed transition to/from generator power

Technical Summary - Application

LV and MV ( 208V – 38 kV

Generator Protective Devices - ANSI Protective Devices

15/25, 27/59, 81 O/U, 32, 40, 50, 51

Utility Protective Devices - ANSI Protective Devices

15/25, 27/59, 81 O/U, 32, 40, 47, 50, 51, 86

Environmental Parameters - Certifications

IBS, CBC, UBC & OSHPD Certified

Environmental Parameters - Control Panel Enclosure

NEMA 1 or NEMA 3R, Freestanding Construction

Environmental Parameters - Operating Temperature

0 degrees to 50 degrees C

Environmental Parameters - Storage Temperature

-20 degrees C to +60 degrees C

Environmental Parameters - 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

Environmental Parameters - 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

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