Is it alright to connect more than one RCCB of same rating in series for a three phase equipment?

3 Answers  

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What is the meaning of capacity of a 63 Amps TPN MCB? Is it the per phase capacity or the totol capacity?

1 Answers   Mother Dairy,

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How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).

0 Answers  

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What is an alternator impedance value?

0 Answers   Orchid,

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Difference between control junction box (cjb) and power junction box(pjb)?

0 Answers  

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I have doubt that the supply HZ (very low or high than rated ) may affect the power factor. is it true. ?

0 Answers  

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How can I calculate ISF of current transformer?

0 Answers   Cigniti Technologies,

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what is the difference between active power and reactive power and apparant power in practical as well as theoritical

0 Answers  

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What is the operating range(tolerance) of voltage and frequency of grid supply in india?

10 Answers   BARC,

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what is the type of pilot wire in pilot relay?

1 Answers  

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transformer spections :: input voltage 0-110-230v; output volage 0-10-12-14v; amp=3A using CRNO CORE, capcaity=50VA primary turns = ? ; secondry turns =?

0 Answers   Bhel,

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Why control of DC motor is simpler?

0 Answers   BARC,

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