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8March2012/version 7

LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice

www.lem.com

Current Transducer CASR series

I

Ref: CASR 6-NP, CASR 15-NP, CASR 25-NP, CASR 50-NP

For the electronic measurement of current: DC, AC, pulsed..., with galvanic isolation

between the primary and the secondary circuit.

Features

● Closed loop (compensated) multi-range

current transducer

● Voltage output

● Single supply

● Isolated plastic case material recognized

according to UL 94-V0

● Compact design for PCB mounting.

Advantages

● Very low temperature coefficient of offset

● Very good dv/dt immunity

● LTSR compatible footprint

● Reduced height

● Reference pin with two modes: Ref IN and Ref OUT

● Extended measuring range for unipolar measurement.

Applications

● AC variable speed and servo motor drives

● Static converters for DC motor drives

● Battery supplied applications

● Uninterruptible Power Supplies (UPS)

● Switched Mode Power Supplies (SMPS)

● Power supplies for welding applications

● Solar inverters.

Standards

● EN 50178

● UL 508

● IEC 61010-1 (safety).

Application Domain

● Industrial.