7
Regulatory Information
The ASSR-1218, ASSR-1219 and ASSR-1228 are approved by the following organizations:
UL
Approved under UL 1577, component recognition program up to V
ISO
= 3750 V
RMS
CSA
Approved under CSA Component Acceptance Notice #5.
Insulation and Safety Related Specications
Parameter Symbol ASSR-1218
ASSR-1219
ASSR-1228 Units Conditions
Minimum External Air Gap
(Clearance)
L(101) 4.9 7.1 mm Measured from input terminals to output
terminals, shortest distance through air.
Minimum External Tracking
(Creepage)
L(102) 4.9 7.4 mm Measured from input terminals to output
terminals, shortest distance path along
body.
Minimum Internal Plastic Gap
(Internal Clearance)
0.08 0.08 mm Through insulation distance conductor
to conductor, usually the straight line
distance thickness between the emitter
and detector.
Tracking Resistance
(Comparative Tracking Index)
CTI 175 175 V DIN IEC 112/VDE 0303 Part 1
Isolation Group
(DIN VDE0109)
IIIa IIIa Material Group (DIN VDE 0109)