1. Self-made load manager
Date: 27th March 2012
A load manager was made out of the old items.
Equipment used:
200/5 CTs, 3 in number
Enercon digital energy meter
Connecting wires
Pictures showing Tests run on Woodland DB

2. Do we have buy Load Managers Anymore?
There currents and voltages were compared with an actual load manager.
There results were not same, but still close.
Voltages shown were identical.
Current readings did not match.
Current fluctuated sometimes and gave a zero reading.
Current (A)
Error %
Voltage (V)
Current on load manager 10
220
Current on self made Load manager 9

3. Savings Calculations Disadvantages:
S. no.
Items used
Cost (INR) 1
Digital Energy meter
10,000 2
Cts(3 nos.)
9,000
Total
19,000
Cost of Load manager in marketx
50000
INR
Cost of Making our own Load manager
19000
Expected savings
31000
Disadvantages:
Its readings cannot be relied on. (Error of 10%)
Cannot replace a load manager.
Advantages:
But it is good for checking/monitoring purposes.
Easy to take from one place and connect to other.