Relay Protection- Transformer Differential
Transformer differential protection is a relay protection scheme applied to transformers with a capacity greater than 5MVA.
The HME-702 is classic 3-phase protection relay tester. It is the most cost-effective protection relay tester all over the world, and has reliable performance and low maintenance costs typical advantage.
The HME-702 is classic 3-phase protection relay tester, which was launched to the market since 1999. It can be used for testing electro-mechanical, solid-state and microprocessor-based protection relays.
The PC software of HME-702 is designed based on Windows system, easy and convenient for operation and upgrade.
The main features of Economical 3-phase Protection Relay Tester HME-702 are as follows:
The HME-702 protection relay tester provides free basic test applications of various protection relays, such as AC test module, DC test module, state sequence module, differential protection test, distance protection test, zero sequence protection test, impedance characteristic test and etc. All test applications provide free training and upgrade services.
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3-phase AC(L-N) | 3×0…40A |
1-phase AC(LL-LN) | 1×0…120A |
DC(L-N) | 3x…±10A |
4-phase AC(L-N) | 4×0…120V |
1-phase AC(L-L) | 1×0…240V |
DC(L-N) | 3x…±160V |
7 * 24-hour online technical support, on-site technical training, video operation tutorial
ME-702 provides free after-sales service for one year and supports after-sales service renewal.
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Transformer differential protection is a relay protection scheme applied to transformers with a capacity greater than 5MVA.
Protection relay tester HME-1200 outputs 6-phase current(6×30A) & 6-phase voltage(6×120V) for testing conventional protection relays.
Protection Relay Tester model HME-702 is classic 3-phase protection relay test kit. It is the most cost-effective protection relay test set all over the world.
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