What We Provide
Equipment We Test
- Switchgear & Switchboards
- Transformers
- Cables
- Busways
- Circuit Breakers
- Relays
- Metering Devices
- Instrument Transformers
- Ground Fault Protection Systems
- Motor Control Centers
- Battery and UPS Systems
- Surge Arresters
- Capacitors and Reactors
- Transfer Switches
![Field Maintenance Worker](http://esreliability.com/wp-content/uploads/2022/05/field-maint.jpg)
![Field Test ESR Electrical Services can provide a wide range of tests in the field, which can look like this or any of our other services.](http://esreliability.com/wp-content/uploads/2022/05/field-test.jpg)
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Types of Tests
- Contact Resistance Testing
- Dielectric Withstand Voltage Testing
- Excitation Current Testing
- Hi-Pot Testing
- Infrared Thermal Imaging
- Insulation Resistance Testing
- Microprocessor Electromechanical, and Solid-State Relay Testing
- Oil Sampling & Analysis
- Partial Discharge Testing
- Power Factor Testing
- Primary Current Injection Testing
- Secondary Current Injection Testing
- Specific Gravity Testing
- Transformer Turns Ratio Testing
- Ultrasonic Inspection
- VLF Testing