For verification of transformers Mars-E'nergo UPVO-1, UPTV-3, TTIP, PVE, etc.

UPVO-1 is a single-phase verification installation up to 330 kV.

The installation is intended for:

• for primary and periodic verification and calibration at the field of operation of single-phase grounded and non-grounded measuring transformers of industrial frequency voltage 50 Hz (TN) accuracy classes 0.2 and less accurate with nominal primary voltages from 6 to 330/√2 kV for various UPVO-1 models at loads normalized by GOST, and at real loads at the metering unit;
• to measure the load capacity of TN.

• UPVO-1. Technical description
• UPVO-1. User Manual

UPTV-3 - three-phase high-voltage calibration installations.

Advantages:

• verification of voltage measuring transformers at the place of operation;
• verification of 3-phase TN type NAMIT, NAMI;
• no additional devices are required to monitor the verification conditions.

• UPTV-3. Technical description
• UPTV-3. User Manual

TTIP

Reference current transformers measuring portable "TTIP" accuracy class 0.05 are designed for use in alternating current circuits with a frequency of 50 Hz and rated voltages up to 0.66 kV inclusive for electrical measurements and verification of current transformers of accuracy classes 0.2 S and less accurate with rated currents up to 5000A according to GOST 8.217-2003 in the field and in laboratory conditions.

• TTIP. Technical description
• TTIP. User Manual

PVE - voltage converters are high-voltage capacitive scale.

PVE completely replaces any reference voltage transformer when checking working measuring voltage transformers 6-330 kV of accuracy class 0.2 and less accurate at the place of operation.

• PVE. Technical description
• PVE. User Manual

IT5000

The regulated current source IT5000 is used to ensure the supply of alternating current to the primary circuit of the reference and verifiable current transformers (TT) in the range of 0-6000 A during TT verification according to GOST 8.217

• IT5000. Technical description
• IT5000. User Manual

KIV - capacitors measuring high-voltage 10, 35, 110, 220 V.

They are designed to work as part of voltage dividers, capacitance and loss tangent measuring instruments for high-voltage insulation, measuring installations for checking voltage measuring transformers.

• KIV. Technical description
• KIV. User Manual

PP VAH is a converter of parameters of current-voltage characteristics of measuring current transformers.

Scope of application - verification of generator bus transformers for rated currents of 6-30 kA installed in electricity metering systems at power plants. Periodic testing of TT according to RD standards 34.45-51.300-97 .

• PP VAH. Technical description
• PP VAH. User Manual

VA-3.1 is an amplitude voltmeter.

Performs measurements of amplitude (peak) voltage values with a frequency from 0 to 500 Hz on three channels and on a difference channel.

• VA-3.1. Technical description
• VA-3.1. Operating Instructions

• Voltage converters measuring high-voltage capacitive scale PVE-500. Description of the vehicle type.
• Current transformers measuring portable TTIP. Description of the vehicle type.