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ISOLATION SPECIFICATION ACCORDING TO VDE 0884

Parameter

Symbol

Conditions

Rating

Unit

Remark

Class of environmental test

-

DIN IEC68

30/100/21

-

Pollution

-

DIN VDE0110

2

-

Maximum Operating

Isolation Voltage

-

850

Diagram 1

tp=60s, qc<5pC

1275

Partial Discharge Test

Voltage (Between

Input and Output)

Diagram 2

Vpr

tp=1s, qc<5pC

1594

Maximum Over-voltage

6000

Refer to the

Diagram 1, 2

Safety Maximum Ratings

1) Case Temperature

Tsi

175

2) Input Current

Isi

Pc=0

400

mA

3) Electric Power (Output or

Total Power Issipation)

Psi

-

700

mW

Refer to the

Figure 1, 3

Ta=Tsi

MIN.10

9

Ta=Topr(MAX.)

MIN.10

11

Isolation Resistance

(Test Voltage Between

Input and Output : DC500V)

Ta=25

MIN.10

12

Ω

Precautions in performing isolation test

* Partial discharge test methods shall be the ones according to the specifications of

VDE 0884:1992-06

isolation characteristics by partial discharge due to applying high voltage

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