Phase Out Detector Features

The Modiewark Phase OUT  Detector is used specifically for the testing of metal clad switch gear applications up to 33kv. The Phase Detector can be configured with any voltage range required, starting with 240 volts and ending in 33kv. Spout tester lengths can be configured for any purpose that is required, more information on this can be obtained from our sales staff. For more information on spout Types click here. The Phase OUT Detector units can be constructed with or without Spouts, these spouts are all supplied with NATA certification for the first twelve months. Please Note: When the spout is detached from the head of the tester, the tester will not function as a safety precaution.

Case Configurations

The Modiewark casing and handle are designed to channel a flashover around the internal circuit and into the battery housing. Please note any damage to the head of the Modiewark will result in failure the unit must be taken out of service and repaired.

The Modiewark tester can now be fitted with moisture and dust proof fittings for harsh environments and provides an IP63 rating.


The standard Modiewark is supplied with a sunrise (universal) fitting to allow the attachment of an insulation extension stick (hot stick) for all high voltage applications. A standard or plain handle can be requested without this fitting.

Sunrise (Universal) Handle
Standard handle

Self Testing Functions

Please Note: The  Phase Detector is not fitted with a self testing feature. To test the Modiewark phase detector is operating correctly Please use a GL McGavin ModieLive unit on each tester, or test on a known voltage source before proceeding.

Battery Replacement

Modiewark Handle and BatteriesThe Modiewark uses 3 C size Alkaline, Lithium or rechargeable batteries.

The batteries are placed in the handle with the positive side to the top. A battery strap is placed into the handle coil end first. When the batteries are placed in the handle shake to allow the battery strap to fall into the correct position.

Screw the handle with batteries inside to the head unit, with a firm twist in a clock-wise direction.

Please Note: It is recommended that, both sets of batteries be replaced at the same time on the phase detector set.

Part Identification