I have 2 KW electric water heater.I am gonna use it in controlling water temp.so I needed to increase or decrease the heating capacity.is there any electrical-electronic circuit for varying the resistance & so current?

1 Answers  

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I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

0 Answers  

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why Induction Generators are not "Black start" ? and apart from WTGs where this types of generator are generally used?

0 Answers  

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How can calculate the earthing strip of Copper/GI for rating of 30kV,discharge current 10KA Lightning arrester.

0 Answers   Raychem RPG,

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why asa method ZPF method is more accurate than ASA method?

0 Answers  

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what is the working of loss of excitation relay (40G)? how it is work?

1 Answers  

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In three phase, phase to phase voltage is 440 Volts, but the three phase motors are designed for 415 Volt, 50 hz, why

1 Answers   Shree Ram, Shriram, Sri Ram,

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What is the difference between PLC & DCS?

1 Answers   Power Plant,

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What is the difference between AVR and Servo Stabliser

3 Answers   Wipro,

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What is the exact formula for one weber of magnetic flux?

0 Answers   Bhel,

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make control wire diagram of start and stop a function with a single push button

1 Answers   Sona,

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what is difference between Motorised MCCB & ordinary MCCB?

4 Answers   TCL,

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