Elspec EQUALIZER-ST, Руководство пользователя и инструкция по установке, Страница: 82 / 121

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www.elspec-ltd.com | December 2014 | SMX-0609-0101
User Manual | EQ-ST | V15
M
EASUREMENT
T
EST
The L C M Test is not being displayed:
(1)
The Loads value should remain almost the same value regardless whether or not the capacitors
are connected;
(2)
The Caps value should indicate the kVAr value of the connected group as a minus value;
(3)
The Mains value should approximately equal the Loads value minus the Caps value;
(The Caps & Loads indicators are located opposite the [W] firmware).
Should any of the aforementioned points be absent, the cause may be due to:
(1)
The power supplying the system is not at the correct phase order, & / or
(2)
The power supplying the system is not in the phase as that of s, & / or
(3)
The Mains incorrectly, & / or
(4)
The polarity of the Mains , & / or
(5)
The CT ratio on the controller itself has been setup incorrectly;
Issues due to changes made to the external system Elspec has concluded their final testing procedure:
(1)
The CT ratio in the system is setup incorrectly;
(2)
The system or Cap CT s are incorrectly connected;
(3)
The polarity the system CT s is reversed;
(4)
The phases are not synchronized with the Mains CT s phases;