Global Leader in Load Bank Rentals & Service

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§ Who is ComRent? § Overview § Locations

§ ComRent Solutions § Project Examples § Why Test? § Specific Capabilities § Products, Accessories

§ Services

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§ Most respected and experienced load bank solutions rental firm in the world.

§ Award winning market leader providing engineered solutions for testing critical power systems in many industries.

§ Mission: Provide equipment and project management that enables comprehensive load testing of critical power supplies to the highest standards.

§ Completed over 40,000 systems tests ranging from >1kW to over 40MW on Low, Medium, and High voltage power systems.

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ComRent Solutions

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MARKET SOLUTIONS

UTILITY - Wind Farms

Commissioning Tests, Reactive Power Correction, Low Voltage Ride Through

UTILITY - Substations

Partial Load Commissioning Tests, Station Battery Testing, Interconnection Test

UTILITY – Generating Station Black Out (SBO) Commissioning Tests, Maintenance Tests, Reactive Load Test

Data Centers Commissioning Generators, UPS, Power Distribution, HVAC, CRAC, Hot Aisle/Cold Aisle Server Loads

Generator/Switchgear Maintenance

Commissioning Tests, Sequence of Operation Tests, Emission Test

Temporary Power Commissioning

Interconnection Tests for Mobile Generators, Site Services

Maritime

Emergency Generator Commissioning, Emergency Systems Sequence Test

Power Quality Monitoring Integrated Power Quality Testing and Analysis

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§ Wind Turbine Commissioning

§ Step Up Transformers

§ Bus Network

§ Substations

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§ Transformers

§ Voltage

§ Current

§ Circuit Breaker

§ Switches

§ Protection Relays

§ Safety Systems

§ Radial Network Stations

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§ Power and Cooling Systems Validation

§ Rack Mount Server Simulator Load Banks

§ Water Cooled Load Banks For Cooling System Validation (Load, Flow, Delta-T)

§ PDU, CRAC, ATS, UPS, Gen

§ Power Quality and DC Systems Tests

§ UPS Input and Output Checks

§ Up to 100 Wi-fi Probes Per Unit, Multi-unit Capable

§ Temperature/Humidity Monitoring Via Wireless Probes

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§ Diesel Generators

§ Startup, Rapid Load Applied/Shed Events

§ Wet Stacking Reduction/Remediation

§ Tier 4 Emissions System Load Maintenance

§ Paralleling Switchgear

§ Transition to/from Grid

§ Synchronization of Generators

§ System Protections Required By Utility

ANSI/IEEE Relays Used in DG 25 – Synchronizing or Synchronism-Check Device 27 – Undervoltage Relay 29 – Isolating Contactor or Switch 32 – Directional Power Relay 40 – Field (over/under excitation) Relay 46 – Phase-Balance Current Relay 47 – Phase-Balance Voltage Relay 59 – Overvoltage Relay 67 – AC Directional Overcurrent Relay 81 – Frequency Over/Under Relay

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§ Commissioning

§ Load Balancing with Onsite Equipment

§ Wet Stacking Mitigation

§ Automatic System Load Management

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§ Test Shipboard Power Systems to Validate Maintenance Events Prior to Reintegration with Sensitive Electronics

§ Test Shore Power Quality and Response to Rapid Load Application/Shedding

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§ Advanced PQ Testing and Reporting § Wireless Probes

§ Calibration Certificate

§ Free Software Updates

§ Efficient Report Writing

§ Archive Test Data

§ Wye-wye and Delta-wye

§ Medium and Low Voltage Capable

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Utility Scale Load Bank Test Setup

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Ø Rating of Load Bank Setup =6,250KVA

Ø 7 inverters could be tested with Indicated load bank arrangement

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Recent Project Examples

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50MW GE Natural Gas Turbine Generator load test ComRent Provided 40MW of MV Load @13.8kv

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Gas Turbines North Slope of Alaska ComRent provided 15MW of MV Load @ 13.8kv

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9 MW Solar Gas Turbines ComRent Provided 9 MW of Load .8PF at 12470V

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Antelope Valley Solar Ranch – Substation Relay Testing ComRent Provided 15MW of Load @13.8kv

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Ø Power and Cooling Systems validation

§ Wi-Fi IP addressable for multi-unit precise control

§ Water cooled load banks for cooling system validation (Load, flow, Delta-T)

§ PDU, CRAC, ATS, UPS,

Ø Power Quality and DC systems tests

§ UPS input and output checks

§ Up to 100 Wi-Fi probes per unit, multi-unit capable

§ Temperature/Humidity monitoring via wireless probes

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Rack Mount Load Bank

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Starline overhead Buss Tap Box

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Ø Advanced PQ Testing – Cx Monitor § Integrates function of PQ

analyzer, Megger and Dranex

§ Wireless Probes

§ Calibration Certificate

§ Efficient Report writing

§ Archive test data

§ Wye-Wye And Delta-Wye

§ Medium and Low Voltage capable

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377 MW Solar Thermal Plant

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5.92 MW load @ 115kV

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Transformer 20 MVA 115kV to 13.2kV

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5.92 MW load @ 115kV

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Transformer 20 MVA 115kV to 13.2kV

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Specific Capabilities

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ü 4kw To 2500kw Per Unit @ 120, 240, 480, 600 VAC

ü Up To 5MW @ 13.8kv (4MW @ 4160V)

ü Provides Lagging PF to Resistive Load Banks

ü Incremental Load Steps

ü Variable PF for Inductive Systems Testing

ü Up To 1000 V-DC For Battery and UPS Systems,

ü Variable Amperage Settings Up to 1000A

ü Water Cooled DC/Electronic Systems Available

ü Multi-tap Configurations: Wye-wye or Delta-wye

ü 50/60hz Capable Step Down to 480/600VAC

ü Liquid Cooled High-power Density Load Bank

Resistive Load Banks

Reactive Load Banks

Resistive/Reactive Load Banks

DC Load Banks

Transformers

Specialty

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ü Advanced PQ Monitoring and Reporting with Remote Archiving ü Continuously Calibrated and Updated ü Pinpoint Destructive Corona Effect in Overhead MV/HV/EHV

T&D Lines, Substations, and Switchyards ü Premium 90-degree Insulated 50’ Cable Up to 400 Amps ü Perfect for UPS, Generators, and Temporary Power

ü Designed for Medium Voltage Power Systems ü 200/600 Amp Dead Break Elbow

ü Power Distribution System for Addition of Field Circuit Breakers ü 1200 Amp Main Bus

Cx Monitor Power Quality Monitor

DayCor Corona Camera

Camlock Cable

Voltloc Cable

I-Line Multi-Panel

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ü Interactive or Networked Control of Load Characteristics ü Non-Linear Load Bank ü Site Survey, Cable Layout Plan, Single Line Diagrams ü Save Time and Avoid Errors During Setup/Teardown ü Allow Your Technicians to Focus on Their Expertise ü Let ComRent Manage Load Banks, Transformer, and

Switchgear Operation During System Test

ü With Rental of Cx Monitor, Quickly Produce Professional Reports for Clients

ü Available for Technical Support Whenever Your Operations Require

Advanced Control and Communication

Project Management

Cable Rollout / Rollup

Onsite Equipment Operation

Power Quality Report Writing

24/7 On Call Service Support

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§ Types of Testing § Commissioning to Ensure Facility Performance to Design § Predictive/Preventative Maintenance § Corrective Action Testing to Validate Performance After

Changes § Reduce Risk

§ Capital Project Risk, Operating Cost, Random Failure § Damage to Brand

§ Improved Safety § Hospital EDG Systems Deficient When Tested

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Load testing critical power systems is the best way to validate design and ensure optimum performance.

ComRent has the products, services, and solutions to support any critical power system test worldwide.

Call us today to see how we can help you!

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