Regulatory Information
Agency/Standard
Underwriters Laboratory (UL)
Recognized under UL 1577, Component Recognition Program,
Category, File E55361
Canadian Standards Association (CSA) File CA88324,
per Component Acceptance Notice #5
IEC/EN/DIN EN 60747-5-2
HCPL-3120
Compliant
HCPL-J312
Compliant
HCNW3120
Compliant
Compliant
Compliant
Option 060
Compliant
Compliant
Compliant
Compliant
Insulation and Safety Related Specifications
Value
HCPL-
Parameter
Symbol 3120
HCPL- HCNW
J312 3120 Units Conditions
Minimum External
L(101)
7.1
7.4
9.6
mm
Air Gap (Clearance)
Measured from input terminals to output
terminals, shortest distance through air.
Minimum External
L(102)
7.4
8.0
10.0
mm
Tracking (Creepage)
Measured from input terminals to output
terminals, shortest distance path along
body.
Minimum Internal
0.08
0.5
1.0
mm
Plastic Gap
(Internal Clearance)
Insulation thickness between emitter
and detector; also known as distance
through insulation.
Tracking Resistance CTI
(Comparative
Tracking Index)
>175
>175 >200
Volts
DIN IEC 112/VDE 0303 Part 1
Isolation Group
IIIa
IIIa
IIIa
Material Group (DIN VDE 0110, 1/89,
Table 1)