Page 3/13

www.lem.com

HLSR-SM series

Insulation coordination

Parameter

Symbol

Unit

Value

Comment

Rms voltage for AC insulation test 50/60Hz/1 min

U

d

kV

4.3

Impulse withstand voltage 1.2/50 µs

Û

W

kV

8

Clearance (pri. - sec.)

d

CI

mm

>8

Shortest distance through

air

Creepage distance (pri. - sec.)

d

Cp

mm

>8

Shortest path along device

body

Clearance (pri. - sec.)

-

mm

8

When mounted on PCB

with recommended layout

Case material

-

-

V0 according

to UL 94

Comparative tracking index

CTI

V

600 V

Application example

-

-

600 V CAT III

PD2

Reinforced insulation, non

uniform field according to

EN 50178

Application example

-

-

1000 V

CAT III PD2

Simple insulation, non

uniform field according to

EN 50178, EN 61010

Application example

-

-

600 V CAT III

PD2

According to UL 508

Environmental and mechanical characteristics

Parameter

Symbol

Unit

Min

Typ

Max

Comment

Ambient operating temperature

T

A

°C

-40

105

Ambient storage temperature

T

S

°C

-40

105

Mass

m

g

5