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Table 1. IEC/EN/DIN EN 60747-5-5 Insulation Characteristics* (ACPL-P481/W481 Option 060)
Description Symbol ACPL-P481 ACPL-W481 Unit
Installation Classication per DIN VDE 0110/39, Table 1
for rated mains voltage ≤ 150 Vrms
for rated mains voltage ≤ 300 Vrms
for rated mains voltage ≤ 600 Vrms
I – IV
I – IV
I – III
I – IV
I – IV
I – IV
Climatic Classication 55/100/21 55/100/21
Pollution Degree (DIN VDE 0110/39) 2 2
Maximum Working Insulation Voltage V
IORM
891 1140 V
peak
Input to Output Test Voltage, Method b*
V
IORM
x 1.875 = V
PR
, 100% Production Test with t
m
= 1 sec,
Partial Discharge < 5 pC
V
PR
1670 2137 V
peak
Input to Output Test Voltage, Method a*
V
IORM
x 1.6=V
PR
, Type and Sample Test, t
m
= 10 sec,
Partial Discharge < 5 pC
V
PR
1426 1824 V
peak
Highest Allowable Overvoltage (Transient Overvoltage t
ini
= 60 sec) V
IOTM
6000 8000 V
peak
Safety-limiting Values – maximum values allowed in the event of a failure.
Case Temperature T
S
175 175 °C
Input Current I
S, INPUT
230 230 mA
Output Power P
S, OUTPUT
600 600 mW
Insulation Resistance at T
S,
V
IO
= 500 V R
S
>10
9
>10
9
Ω
* Refer to the optocoupler section of the Isolation and Control Components Designer’s Catalog, under the Product Safety Regulations section,
(IEC/EN/DIN EN 60747-5-5), for a detailed description of Method a and Method b partial discharge test proles.
Table 2. Insulation and Safety Related Specications
Parameter Symbol ACPL-P481 ACPL-W481 Units Conditions
Minimum External Air Gap
(External Clearance)
L(101) 7.0 8.0 mm Measured from input terminals to output
terminals, shortest distance through air.
Minimum External
Tracking (External Creepage)
L(102) 8.0 8.0 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 IIIa IIIa Material Group (DIN VDE 0110, 1/89, Table 1)