CEM DT-902 Motor and Phase Rotation indicator

The CEM DT-902 Motor and Phase Rotation Indicator is an essential tool for professionals working with three-phase systems. This compact, handheld device is battery-operated, offering convenience and portability for on-site applications. It serves a dual purpose: detecting the rotary field direction of a three-phase system and determining the rotation direction of motors.

Key Features of the CEM DT-902

Determine Rotary Field Direction: The CEM DT-902 efficiently identifies the direction in which the rotary field is moving. This feature is crucial for the correct installation and troubleshooting of electrical systems that rely on three-phase power.
Non-contact Rotary Field Indication: This device enables users to determine the phase orientation without the need to make direct contact with the electrical wires. This non-invasive method enhances safety and convenience, particularly in complex or hard-to-reach installations.
Motor Connection Determination: The indicator helps in verifying the proper connections for motors. By ensuring that motors are correctly connected to the three-phase system, it helps prevent potential damage and prolongs the lifespan of the motors.
Magnetic Field Detection: The DT-902 also includes capabilities for detecting magnetic fields. This feature adds an additional layer of utility, aiding in the comprehensive assessment of electrical installations.

The CEM DT-902 is designed to be user-friendly, with clear instructions and indicators that facilitate quick and accurate measurements. This makes it an invaluable tool for electricians, maintenance technicians, and engineers who need to ensure that three-phase systems are set up correctly and functioning optimally. Its reliability and accuracy make the CEM DT-902 a preferred choice among professionals in the field.

CEM DT-902 Motor and Phase Rotation indicator specifications

Nominal voltage rotary direction	1V to 400V AC
Nominal Voltage phase indirection	120V to 400V AC
Frequency range	2 to 400Hz
Test Current (per phase)	< 3.5 mA
Electrical safety	DIN, VDE 0411, IEC61010 DIN; IEC61557-7/EN61557-7
Protection level	CATIII 600V
Type of protection	IP40
Operating Altitude	2000m
Operating temperature	0ºC to 40ºC

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Brand

Cem

CEM Corporation Overview

Name: CEM DT-902 Motor and Phase Rotation indicator - mme-ae
Brand: Cem
SKU: 81741

CEM Corporation, founded in 1978, is renowned for its pioneering contributions to scientific instrumentation with a focus on microwave-based technology for laboratory and research applications. The founders—Dr. Michael J. Collins (Chemist), Ronald Goetchius (Electrical Engineer), and Bill Cruse Jr. (Mechanical Engineer)—launched the company with a novel concept for microwave drying that significantly expedited moisture and solids analysis processes from hours down to minutes, which was a groundbreaking improvement at the time.

Product Innovation and Evolution

Over the years, CEM Corporation has expanded its product offerings beyond its original microwave moisture/solids analysis systems. Their portfolio now includes systems for:

Acid digestion for elemental analysis
Compositional testing of food products
Peptide and chemical synthesis

The company's dedication to innovation is reflected in their development of a diverse range of instruments suited for various applications from academic research to industrial quality control.