Absolute maximum ratings
CKSR series
Parameter
Supply voltage
Primary conductor temperature
Maximum primary current
ESD rating, Human Body Model (HBM)
Symbol
V C
I P max
Unit
V
°C
A
kV
Value
7
110
20 x I PN
4
Stresses above these ratings may cause permanent damage. Exposure to absolute maximum ratings for extended periods may
degrade reliability.
Isolation characteristics
Parameter
RMS voltage for AC isolation test 50/60Hz/1 min
Impulse withstand voltage 1.2/50 μs
Partial discharge extinction voltage @ 10 pC (rms)
Clearance distance (pri. - sec.)
Creepage distance (pri. - sec.)
Case material
Comparative tracking index
Application example
Application example
Application example
According to UL 508:
primary potential involved in V rms AC or DC
Symbol
V d
V w
V e
dCI
dCp
-
CTI
-
-
-
-
Unit
kV
kV
V
mm
mm
-
V
-
-
-
V
Value
4.3
8
1000
8.2
8.2
V0 according
to UL 94
600
300 V CAT III
PD2
600 V CAT III
PD2
1000 V CAT
III PD2
600
Comment
Shortest distance through
air
Shortest internal path along
device body
Reinforced isolation, non
uniform field according to
EN 61010
Reinforced isolation, non
uniform field according to
EN 50178
Simple isolation, non
uniform field according to
EN 50178
For use in a pollution
degree 2 environment
Environmental and mechanical characteristics
Parameter
Ambient operating temperature
Ambient storage temperature
Symbol
T A
T S
Unit
°C
°C
Min
-40
-55
Typ
Max
105
105
Comment
Mass
m
g
9
Page 2/18
12October2012/version 8
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice
www.lem.com
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