Radian Weco-300, Operation Manual

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03-18 WECO-300 Operations Manual RR944058.2
Radian Research, Inc.
4.3 Disconnect Relay Test *

Ensure WECO 300 is powered on.

Insert meter in socket.

Close the socket using socket open/close handle.

Apply voltage to meter with Voltage On switch.

Verify Disconnect closed LEDS are illuminated for elements A and C.

Open disconnect using meter manufacturer supplied software.

Verify Disconnect closed LEDs are not illuminated for elements A or C.

Close disconnect using meter manufacturer supplied software.

Verify Disconnect closed LEDS are illuminated for elements A and C.
4.4 Disconnect Back Feed Interlock Test *

Ensure WECO 300 is powered on.

Insert meter in socket.

Close the socket using socket open/close handle.

Apply voltage to meter with Voltage On switch.

Verify Disconnect closed LEDS are illuminated for elements A and C.

Open disconnect using meter manufacturer supplied software.

Verify Disconnect closed LEDs are not illuminated for elements A or C.

Set current switch to on. This will allow voltage to the load side of the
disconnect.**

Attempt to close the disconnect using meter manufacturer supplied software.
Ensure disconnect will not close.

Turn Current On switch to off position.

Close disconnect using meter manufacturer supplied software.

Verify Disconnect closed LEDS are illuminated for elements A and C.
* Note : The meter disconnect can be opened with or without current applied. If the
disconnect is opened with current applied to meter the Disconnect closed LEDs will
remain illuminated until current is removed by turning off the Current On switch.
**Note : The Disconnect Closed LEDs will be illuminated with disconnect open and
Current On switch enabled.