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Interconnect & Meter
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Standard & Certified parts
Customized Installation
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Tying the system into the local electrical supply.
Is highly regulated, and carefully scrutinized. Only our
licensed electricians will ever touch your panel. This is a
subject too important to joke about, because it deals with safety.
It's also very serious because this is where the money is made.
- The interconnect box is consists of a UL & NEC rated
enclosure.
- The external switch has four positions: Connect, Isolate,
Disconnect, and Shutdown
- The interconnection is done with high speed solid state
contactors.
- Mechanical contactors are an available option.
- Metering is done using standard utility grade recording
kilowatt-hour meters.
- Current Transformers (CTs) are an available option.
- Isolation transformers can be used to match to output to the local
power supply.
Interconnect Specifications:
- Materials: Steel, usually NEC Grey.
- Dimensions: Bigger than common sense might otherwise call for.
- Weight: Heavier than the guys in the stock room would
like
- Cost: $3.00 / Watt -- inclusive in system price.
Meter Specifications:
- Materials: Traditionally; gears and dials. Modern; More
"computer stuff *".
- Dimensions: About the same size you'd expect it to be, hasn't
changed in 50 or more years.
- Weight: A few pounds, CTs weight a pound or so a piece, and travel
in 3's
- Cost: $3.00 / Watt -- inclusive in system price.
Pictures: (photos courtesy Google Images, copyright their respective
owners, used with permission)
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Connections to the main power circuit breaker |
Definitely in need of an upgrade! |
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An Entergy technician installing the Money
Meter |
The three black "donuts" are the current
transformers which measure how much power the system generates.
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* The 'no humor clause' expired at
"stuff". Experience has taught us that an electrician with a
sense of humor is a safer electrician, than one who's too serious to
laugh.
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