Adapts M‑2001 Series Digital Tapchanger Control to Replace Siemens UJ‑3T, SJ‑4T, SJ‑5T, SJ‑6T,

IJ‑2T, IJ‑2AT, MJ‑3T and MJ‑3AT Controls

• Connects easily to the M‑2001 Digital Tapchanger Series Control using mounting screws

and 24-pin connector

• Provides direct mechanical Replacement of the original panel

• Provides built-in CT shorting protection when the M-2001 Digital Tapchanger Series

Control is removed

• Optional SCADA Cutout switch

• Optional 2 Level Local

Voltage Reduction Switch

The M‑2339 is an adapter panel which, when combined with the M‑2001 Series Digital Tapchanger Control,

provides convenient direct replacement for Siemens UJ‑3T, SJ‑4T, SJ‑5T, SJ‑6T, IJ‑2T, IJ‑2AT, MJ‑3T and

MJ-3AT LTC Transformer Control Panels. The M‑2339 mounts against a flat surface and includes a hinged

The front panel.

The M‑2339 includes the M‑2067 Adapter Panel with a voltage fuse and two terminal blocks on the rear

for additional external connections, and an M‑0169A Auxiliary Current Transformer (5 A or 8.66 A to 0.2 A)

mounted on the rear panel.

Interface

External connections are made to a terminal block located on the M‑2339’s rear panel. Additional terminal

block located on the M‑2067 Adapter Panel provides access to auxiliary functions, including self‑test alarm,

user-programmable alarm, manual raise/lower, and access to the digital operations counter.

Features

A shorting link for the line current output, a fuse for motor power, and a voltmeter testing terminal are included.

A DRAG-HANDS RESET button, LOWER/OFF/RAISE switch; and AUTO/MANUAL switches are also standard.

Options

SCADA CUTOUT switch allows Local blocking of SCADA commands (for use with SCADA enabled

M-2001C controls). Use of the SCADA Cutout switch requires an M‑2001 Series Control with firmware version

D‑0146V08.01.22 or later installed.

The Voltage Reduction switch allows 2 levels of Voltage Reduction to be selected.