AEMC PR-1 Data Sheet

Model PR-1 (pdf) 03/04

Technical Assistance [phone] www.aemc.com1of 4

The Phase Rotation Meter Model PR-1 is a compact and
rugged meter designed to identify phase sequence on
three-phase systems and identify open/de-energized phases.
The Model PR-1 is ideal for installing rotating machinery ,
motors and for checking generator output. It is EN 61010,
600V Cat. III rated and fuse protected.

Phase Rotation Meter
Model PR-1

Model PR-1 (pdf) 03/04

Technical Assistance [phone] www.aemc.com2of 4

Features

• Phase rotation (ABC or BAC) LED indicators

• Bright LED indication of Live or

Open Phase (A, B, C)

• Fuse protected inputs

• Double insulated case

• Color-coded 5 ft leads and alligator clips

• Permanently attached loss-proof leads

• Tangle proof lead separators

• Simple operation

• Line powered — no battery

• EN 61010, 600V Cat. III

Applications

• Identify proper phase sequence

• Detect missing wire phases

• Find open or blown phases

• Determine proper connections for

rotating machinery

• Detect live circuits

Model PR-1 quickly identifies proper phase sequence in an industrial panel

Specifications

MODEL PR-1

GENERAL

Input Voltage 100 to 600V

AC

Frequency Range 45 to 70Hz
Live/Open Phase Indication A, B, C
Phase Rotation Indication ABC and BAC
Leads Attached 5 ft, terminated

with insulated alligator clips

Power Source Circuit under test
Temperature 32° to 104°F (0° to 40°C)
Relative Humidity 0 to 80%
Dimensions 4 x 3 x 1.25" (102 x 78 x 32mm)
Weight 4 oz (95g) approx.
Altitude 6000 ft (2000m)

SAFETY

Safety Rating Double Insulation, EN 61010,

600V Cat. III, Pollution Degree 2

Model PR-1 includes meter with

attached 5 ft color-coded leads
and alligator clips, soft carrying

case and user manual.