Product line of Dimrus company

Monitoring and diagnostics of high-voltage transformers

Our diagnostic systems and device which our firm has developed, show, how much seriously we concern monitoring and diagnostics of a technical condition of transtormers-integrating elements of distribution system of electric energy

Comparison table

Device	Monitored subsystems							Design features and algorithms of the monitoring system. Application field
	HV Bushings	PD in insulation	OLTC	Cooling system	Tank vibration	Acoustic location	Current, Voltage
TDM								Modular system that implements a complete set of diagnostic functions Used to monitor the most expensive and important transformers
TDM-M								The simplest monitoring system that allows you to control the main parameters Used to monitor the 110 kV transformers
KIV-500/110								The diagnostic monitoring system the technical condition of power transformer bushings, protection relay
UP-500								Set of 3 sensors for mounting on the test taps of HV bushings It is used for periodic on-line measurements on transformers 110 kV

Summary table of monitored parameters for power transformers with operating voltage of 6÷35 kV monitoring systems

System Type	Transformer type and voltage	Monitored Parameters
		Load current	Transformer temperature	Moisture in oil content	Moisture in solid insulation	Oli level	Discharge activity	Ambient temperature and humidity	Pressure in the tank	Vibration	Cooling
TDM-10	Oil-filled transformers of up to 15 kV	-	1	1	-	1	1	-	1(1)	1	-
TDM-35	Oil-filled transformers of up to 35 kV	1	1	1	1	1	1	1	1	1	-
TDM-10S	Transformers with solid insulation of up to 15 kV	1	1(2)	-	-	-	1	1	-	1(3)	-
TDM-35S	Transformers with solid insulation of up to 35 kV	1	4	-	-	-	3(4)	1	-	1	2(5)

Notes:

⁽¹⁾ - additional option of monitoring system;

⁽²⁾ - by request TDM-10S can be equipped with 2 temperature sensors;

⁽³⁾ - additional option of monitoring system;

⁽⁴⁾ - monitoring and locating discharge activity using three UHF antennas;

⁽⁵⁾ - two temperature stages with relays for switching on transformer blower fans.

Monitoring and diagnostics of electical machines

Practically 100% of electric energy is developed by generators of various type, and high-voltage engines are central elements most of the large companies. There are monitoring systems and portable diagnostic devices in our production program

Diagnostic systems and devices for monitoring high voltage cables and GIS

The long length of cable lines and the rapid growth in the number of high-voltage cable lines increased requirements for diagnostics. In a production program of our company has systems and equipment condition monitoring of such equipment

Comparison table

Device	Monitored objects					Design features and algorithms of the monitoring system. Application field
	Cables and joints by PD	State of joints by PD	Temperature profile	Currents in the cable shield	Location of defect's places
KMK-500						Complex system with a maximum range of diagnostic functions Used to monitor the most expensive and important cable lines
CDR						Universal device for PD registration in HF and UHF frequency bands Used to monitor PD in the cable lines of 110 kV and above
ASTRO						A fiber optic system of longitudinal control of the temperature profile of the cable line It is used for high voltage cable lines
CDM						Multichannel (up to 45), the system of PD registration Is used to control distributed cable networks 6÷220 kV
ADM						The control system of partial discharges using acoustic sensors It is used for the control of cables terminations and joints
GIS-DM						Universal device PD registration in HF and UHF frequency bands Is used for monitoring the state of the GIS
DKL-3						Set of 3 partial discharge sensors for mounting on cable terminations and joints Used for online measurement of partial discharges in cable lines

Monitoring and diagnostics of air power lines

Instruments for monitoring of air lines, with the possibility of mounting on the wires and on the ground

Comparison table

Device	Monitored parameters						Design features and algorithms of the monitoring system. Application field
	Icing on cables	Cables temperature	Hanging wire insulation	Overvoltage pulses	Location of defect's places	Sag and dance of wires
DiLin							Primary sensors are mounted on air cables Used for monitoring long and branched cable lines

Diagnostics of breakers and connected cable lines

Reliability of high voltage circuit breakers and switchgear 6÷10 kV is the quality of electricity supply to consumers. For the diagnosis of such equipment we produce various diagnostic systems

Comparison table

Device	Monitored parameters			Design features and algorithms of the monitoring system. Application field
	Insulation monitoring by PD	Location of defect's places	Parameters of the breakers
IDR-10				As PD sensors uses the standard support insulators with coupling capacitors Applied for registration of partial discharges on the switchgear buses

Portable diagnostic devices for registration partial discharges in high-voltage insulation

In the production of instruments for monitoring partial discharges in high-voltage insulation, we are the market leader in Russia. Many of our devices have no analogues in the world market of diagnostic instruments

Comparison table

Device	Equipment for measuring					Frequency band			Additional features of the device
	Transf.	Machines	Cables	GIS	Air cables	Acoustic	HF	UHF
Devices PD registration in RF and UHF frequency bands
PD-Analyzer/3P
PD-Analyzer/6P
Devices PD registration using acoustic sensors
AR700
Universal devices for registration of partial discharges
3i
Test-PD									Android App
PD-Unit									Android App

Portable devices and equipment for diagnosis and testing of high voltage equipment

Devices for testing, diagnosis and measurement of various parameters of the high voltage equipment