MSI EC14H Instrucciones de operaciones descargar pdf (Pagina 10)

Issue Date: 2003-09-25 Page 10 of 42 Report Reference #

E203413-A17-CB-1

IEC 60950

Clause Requirement + Test Result - Remark Verdict

TRF No.: 1950__F UL International Demko A/S TRF originator: FIMKO

2.2 SELV Circuits Pass

2.2.1 General requirements SELV levels are maintained

after single fault condition.

Pass

2.2.2 Voltages under normal conditions (V) ..................:

All accessible voltages are

less than 42.4 Vp or 60 V dc

and are classified as SELV.

Pass

2.2.3 Voltages under fault conditions (V)......................:

Under fault conditions voltages

never exceed 71V peak and

120Vdc and do not exceed

42.4V peak or 60V dc for more

than 0.2 sec.

Pass

2.2.3.1 Separation by double or reinforced insulation

(method 1)

Pass

2.2.3.2 Separation by earthed screen (method 2)

N/A

2.2.3.3 Protection by earthing of the SELV circuit (method

N/A

2.2.4 Connection of SELV circuits to other circuits ........:

SELV circuit and all

interconnected circuits

separated from primary by

Double/Reinforced insulation.

The SELV circuit does not

exceed the SELV limits under

normal and fault conditions.

Pass

2.3 TNV Circuits N/A

2.3.1 Limits

N/A

Type of TNV circuits ...........................................:

2.3.2 Separation from other circuits and from accessible

parts

N/A

Insulation employed ...........................................:

2.3.3 Separation from hazardous voltages

N/A

Insulation employed ...........................................:

2.3.4 Connection of TNV circuits to other circuits

N/A

Insulation employed ...........................................:

2.3.5 Test for operating voltages generated externally

N/A

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 89 90

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