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

Current Transducer LA 25-NP/SP7

Isolation characteristics

V

d

Rms voltage for AC isolation test, 50 Hz, 1 min

2.5

kV

V

w

Impulse withstand voltage 1.2/50 µs

16

kV

Mini

dCp

Creepage distance

19.5

mm

dCl

Clearance distance

19.5

mm

CTI

Comparative Tracking Index (Group IIIa)

175

Application examples

According to EN 50178 and IEC 61010-1 standards and following conditions:

Safety

This transducer must be used in electric/electronic equipment with respect to

applicable standards and safety requirements in accordance with the manufacturer's

operating instructions.

Caution, risk of electrical shock

When operating the transducer, certain parts of the module can carry hazardous

voltage (eg. primary busbar, power supply).

Ignoring this warning can lead to injury and/or cause serious damage.

This transducer is a built-in device, whose conducting parts must be inaccessible

after installation.

A protective housing or additional shield could be used.

Main supply must be able to be disconnected.

EN 50178

IEC 61010-1

dCp, dCI,

Rated isolation voltage

Nominal voltage

Single isolation

1600 V

1600 V

Reinforced isolation

800 V

800 V

V

W