Overview of Doble F6150 Relay Testing System Technical Specifications

Doble F6150 Relay Testing SystemEasily and accurately complete a variety of tests to determine whether your relays are detecting signals properly, communicating correctly, and responding appropriately to power system events. With its high-accuracy output, the Doble F6150 Relay Testing System can be effortlessly applied to calibration testing of transducer and energy metering applications, including meters rated at 0.2 Class. 



Overview of Doble F6150 Relay Testing System Technical Specifications

The F6150 has been tested per all relevant ANSI and IEC Tests.

Input Power:

90 – 264 VAC


47 – 63 Hz

Source Configurations:

Voltage Source:

Power and Range:

3×150 VA

75, 150, 300 V


6×75 VA

75, 150 V

Each voltage source can be configured as a high power, low current range source to test high impedance ground/earth fault relays.

Power and Range:

3×150 VA

0.5, 1, 1.5 A


6×75 VA

0.5, 1 A


1×450 VA

1.5, 3, 6 A


< 0.02% typical

Current Source:

Power and Range:

3×150 VA

7.5, 15, 30 A


6×75 VA

7.5, 15 A


1×450 VA

7.5, 15, 22.5, 30, 45, 90 A


< 0.02% typical

Each current source can be used in a transient mode which provides 50% more power at 2x current range.

Phase Angle:

0 to +359.9° (Lead)


0 to –359.9° (Lag)


< 0.1° typical



DC to 3 kHz


0.5 PPM

Number of Logic Inputs:


Number of Logic Outputs:




0° to 50°C / 32° to 122°F


High impact, molded, flame retardant ABS – meets National Safe Transit Association testing specification No. 1A for immunity to severe shock and vibration.


15 x 9.5 x 18 inches


38 x 24 x 45.7 cm


37.5 lb / 17 kg

Related electrical test equipment available for rent from Protec:

Doble M4000 M4100 Power Factor Insulation Analyzer

Doble TDR9000 Circuit Breaker Test System

Doble F6150e Relay Testing System

Protec offers multiple locations to better serve your needs, and electrical testing equipment rental options that work for you.

Protec’s Calibration Lab offers accurate and affordable calibration services for all makes and models of electrical test and measurement equipment. Contact us today for a quote.

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