New | Energy Time Shift Module

The Cat® Energy Shift (ES) module is a scalable, rapidly deployable energy storage system. The energy storage system integrates with solar or other renewable sources to store energy for use when the renewable source is not available. This systems provide temporary backup power to facilities in the event of a power outage.

Technical Summary
ApplicationFacility backup, Spinning reserve, Peak Shaving
Module TypeEnergy Storage, Grid firming / grid stabilization
Rated Power125 - 1250 kW

  • pre-Engineered Containers Shipped As A Single Unit That Can Be Quickly Installed On Site
  • multiple Modules Operate In Parallel For Increased Capacity

  • designed To Work With An Array Of Renewable Systems, Including Solar And Wind
  • integration With Cat Microgrid Master Controller (mmc) Increases Renewable Penetration

  • protects Against Many Of The Common Power Problems, Including Power Failure, Voltage Sags/Surges, And Under/Over Voltage Conditions

  • intelligent Controls For The Charging And Discharging Of The Energy Storage Equipment
  • static Var Compensator
  • full Four-Quadrant Output Power Factor Control
  • automatic Anti-Islanding
  • grid Forming
  • parallel-Ready - Multiple Modules May Be Used In Parallel To Increase Total Output

Standard Equipment

Energy Shift Module
  • Cat BDP bi-directional power inverter(s)
  • Energy storage batteries
  • Color HMI touchscreen
  • Remote communications via Modbus TCP
  • HVAC system to maintain 15°C to 27°C (60°F to 80°F) interior temperatures
  • Interior AC lighting and convenience receptacles
  • Fire suppression system



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With only a few days notice, we were able to get the emergency system working properly. Hawthorne Cat provided great leadership and excellent field support.
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Helix Electric

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