Zemar Transformer Company 5225 SR 60 N/P.O. Box 538 McConnelsville, Ohio 43756

PHONE (740) 962 - 5171 FAX (740) 962 - 5807 1-800-325-0387 E-MAIL info

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JR21 Voltage Regulator And Control Tester
All In One Package

JR21 is for use in the field or in the shop. The JR21 will test the complete voltage regulator including all the windings and ratios. Also tests the regulator control. When tests are completed you know if everything is ok or not. All this is done at 120 volts ac. Volt and ammeters are built in, variable voltage 0 to 132 volts also fine voltage adjustment 4 volts, variable current 0 to 200 milliamps.

Adapter for GE

Quick changeover: Just attach the proper plug for the control to be tested.

Adapter for McGraw-Edison and Allis Chalmers

Tests All Brands of Regulators & Regulator Controls:

GE ML-32, VR-1 and SM series
Allis Chalmers/Siemens Allis SJ3, 4, 5, 6, IJ2, 2A, MJ and MJX series
McGraw Edison/Cooper Power Systems CL1, 2, 2A, CL4 and CL5 series

Items Tested

Voltage Regulator potential transformers, current transformer, series winding, exciting winding, bridging reactor, also applies current to the regulator to check for bad contacts, loose wires which could cause blinking lights.

Regulator Control raise and lower manual and auto, drag hand reset, line drop compensation, neutral light, reverse power flow, variable voltage and current for calibration, volt and ammeters built in.

JR21 only $4995.00 + Freight - ONE YEAR WARRANTY

Includes Carrying Case

If you are not satisfied with the JR21, return it within 30 days for a full refund

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