Doble Engineering
Founded in 1920, Doble Engineering Company ensures reliable, safe and secure power for all. We do this by providing comprehensive diagnostics and engineering expertise for the energy industry. Doble is part of the Utility Solutions Group of ESCO Technologies Inc. (NYSE: ESE) and serves customers around the globe. Doble is an ISO 9001 & ISO/IEC 17025 & 17034 certified company.
- (617) 926-4900
- 123 Felton Street
Marlborough, MA 01752
United States of America
-
Product
Primary Current Injection Test Set
T 3000
-
T 3000 is a primary current injection testing system designed to perform primary tests requested in substations commissioning. It allows to perform different tests and measurements on current transformers, voltage transformers, power transformers, protection relays, energy meters and transducers
-
Product
Automatic Relay Test Set
DRTS 34
-
DRTS 34 is the most powerful diagnostic test set designed to perform accurate tests on protection relays, transducers, energy and power quality meters. This advanced test equipment is also thought to satisfy all the needs related to commissioning and substation maintenance. 3 Current and 4 Voltage generators simultaneously available.
-
Product
Circuit Breaker Analyzer
CBA 2000
-
CBA 2000 diagnostic system is designed to grant the highest accuracy while testing circuit breaker. It can perform static and dynamic contact resistance measurement and it’s a precise timing speed and motion analyzer. Circuit breaker timing test set CBA 2000 is the perfect solution when a complete and reliable diagnostics has to be performed on circuit breakers.
-
Product
Automatic Relay Test Set
DRTS 33
-
DRTS 33 is the most powerful diagnostic test set designed to perform accurate tests on protection relays, transducers, energy and power quality meters. This advanced test equipment is also thought to satisfy all the needs related to commissioning and substation maintenance. 3 Current and 3 Voltage generators simultaneously available.
-
Product
Multifunction Substation Test Set
STS 5000
-
STS 5000 is a multifunction substation maintenance & commissioning test system for current, voltage and power transformers designed to perform primary tests requested in substations commissioning. It allows to perform accurate tests on CTs, VTs, PTs and ground grid.
-
Product
Line Impedance
KIT
-
The Line impedance kit is composed of two modules, STLG and STSG. The kit is meant to be used with STS 5000, STS 4000 and eKAM in order to perform Line Impedance test.
-
Product
Compensating Reactor
RCTD
-
This module is properly designed for testing Tan Delta in rotating machines with TD 5000 and allows increasing the test current and getting the maximum test voltage with high capacitive burdens
-
Product
Portable PD Analyzer
AQUILA
-
A compact and portable Partial Discharge acquisition unit, which allows to detect and analyze partial discharge activities in all electrical assets: from power cables to transformers, rotating machines and switchgears, together with the right combination of sensors and accessories. AQUILA comes with a full range of options, ideal for field testing.
-
Product
Primary Current Injection Testing
KAM
-
This substation testing device is designed to grant high current output when needed in substation commissioning activities.
-
Product
Tan Delta Test Set
TD 5000
-
The high-voltage generator TD 5000 is a complementary module of STS serie. TD 5000 designed to perform Tan Delta measurements, dissipation factor and capacitance of transformer and bushing at the frequency of the mains or in a wide frequency range.
-
Product
Battery Testing
BTS 200
-
This testing and maintaining battery system allows to perform measurement of battery voltage, discharging current test and testing of battery capacity. BTS 200 can be connected with external load unit ELU 200.
-
Product
Tan Delta And Capacitance Test Set
TDX 5000
-
TDX 5000 is developed as a compact solution for high voltage Capacitance and Tan Delta (Dissipation Factor) measurements. Using the reactor option, TDX 5000 can also perform tests on rotating machines.
-
Product
Calibrator Module
CAP CAL
-
The purpose of CAP-CAL is to check the correctness of Tan Delta and Capacitance of TD 5000 and TDX 5000. The calibrator includes an extremely high accuracy high voltage capacitor, which comes with a certificate issued by ISA - Altanova Group lab.
-
Product
For Dielectric Oil Test
Stoil Cell
-
The option allows the testing of the insulation characteristics of the oil by checking if there is no contamination.
-
Product
Electronic Primary Injection Test Set
eKAM
-
eKAM is the new fully automatic electronic primary injection test equipment. e KAM test system includes two portable units: one control unit with a large graphical display, that adjusts the output, and one current unit (up to 2000, 3000, 5000A). It can also perform Step and Touch tests and ground resistance tests.















