Page 1/12

25July2014/Version 1

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

www.lem.com

Current Transducer HO-NP series

I

Ref: HO 40-NP, HO 60-NP, HO 120-NP, HO 150-NP

N°97.K3.23.000.0; N°97.K3.27.000.0; N°97.K3.36.000.0; N°97.K3.39.000.0

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

between the primary and the secondary circuit.

Features

● Open loop multi-range current transducer

● Voltage output

● Single power supply +5 V

● Over-current detect 2.93 x I

● EEPROM Control

● Galvanic separation between primary and secondary circuit

● Low power consumption

● Compact design for THT PCB mounting

● Factory calibrated

●

Dedicated parameter settings available on request

(see page 9).

Advantages

● Low offset drift

● Over-drivable

V

ref

● 8 mm creepage /clearance

● Fast response.

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

● Combiner box

● Solar inverter on DC side of the inverter (MPPT).

Standards

● EN 50178: 1997

● IEC 61010-1: 2010

● IEC 61326-1: 2012

● UL 508: 2010 (pending).

Application Domain

● Industrial.