1.开关电源中加强绝缘，附加绝缘，基本绝缘耐压各打多少，绝缘距离怎么确定？
2.就图而言，单一故障要做哪些？
一起学习开关电源中的安规
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1.2.2.1 - MAXIMUM OUTPUT VOLTAGE, CURRENT, AND VOLT‑AMPERE MEASUREMENT TEST
1.5.6, 1.5.7, 2.4 - DOUBLE OR REINFORCED INSULATION BRIDGED BY COMPONENTS
1.5.6, 1.5.7, 2.4, Annex D - DOUBLE OR REINFORCED INSULATION BRIDGED BY COMPONENTS
1.6.2 - INPUT TEST: SINGLE-PHASE
1.7.13 - DURABILITY OF MARKING TEST
2.1.1.1, 2.8.2 ‑ ACCESS TO ENERGIZED PARTS TEST
2.1.1.5, 2.1.2, 1.2.8.9 ‑ ENERGY HAZARD MEASUREMENTS
2.1.1.7 ‑ CAPACITANCE DISCHARGE TEST
2.2.2, 2.2.3, 2.2.4 ‑ SELV RELIABILITY TEST
2.3.2, 2.3.5 ‑ OPERATING VOLTAGES GENERATED EXTERNALLY
2.4.1, 2.4.2 - LIMITED CURRENT CIRCUIT MEASUREMENTS
2.5 ‑ LIMITED POWER SOURCE MEASUREMEN
2.6.3.4, 2.6.1 - EARTHING TEST
2.6.3.4 ‑ LIMITED SHORT CIRCUIT TEST
2.7 - DC CIRCUIT FUSE TEST
2.9.1, 2.9.2, 5.2.2 ‑ HUMIDITY TEST
2.10.2 ‑ DETERMINATION OF WORKING VOLTAGE - WORKING VOLTAGE MEASUREMENT TEST
2.10.2 ‑ DETERMINATION OF WORKING VOLTAGE - HAZARDOUS VOLTAGE (CIRCUIT) MEASUREMENT TEST
3.2.6, 4.2.1, 4.2.7 ‑ STRAIN RELIEF TEST
3.2.8 ‑ CORD GUARD TEST
4.1 ‑ STABILITY TESTS
4.2.1 - 4.2.4 ‑ STEADY FORCE TEST
4.2.5, 4.2.1 ‑ IMPACT TEST
4.2.6, 4.2.1 ‑ DROP TEST
4.2.7, 4.2.1 ‑ STRESS RELIEF TEST
4.2.10 ‑ LOADING TEST
4.3.1 ‑ SHARP EDGE TEST
4.3.2 ‑ KNOB PULL/HANDLE LOADING TEST
4.3.5 - CONNECTOR CURRENT INTERRUPTION TEST
4.3.8 ‑ BATTERY OVERCHARGE/DISCHARGE TEST
4.3.8 ‑ LITHIUM BATTERY REVERSE CURRENT MEASUREMENT TEST
4.4.2, 4.4.4 ‑ HAZARDOUS MOVING PARTS TEST
4.5.1, 1.4.12, 1.4.13 ‑ HEATING TEST
4.5.5, 4.5 ‑ BALL PRESSURE TEST
5.1, ANNEX D ‑ TOUCH CURRENT TEST (Single‑Phase/Polyphase; TN/TT System)5.1.8.1 – LIMITATION OF THE TOUCH CURRENT TO A TELECOMMUNICATIONS NETWORK AND A CABLE DISTRIBUTION SYSTEM
5.1.8.3 - LIMITATION OF TOUCH CURRENT DUE TO RINGING SIGNALS
5.2.2 ‑ ELECTRIC STRENGTH TEST
5.3.1, 5.3.4, 5.3.7 ‑ COMPONENT FAILURE TEST
5.3.1 ‑ 5.3.9 ‑ ABNORMAL OPERATION TESTS.
5.3.7‑ POWER SUPPLY OUTPUT SHORT-CIRCUIT/OVERLOAD TEST
5.3.7 ‑ OVERLOAD OF OPERATOR ACCESSIBLE CONNECTOR TEST
5.3.3, 5.3.7b, ANNEX C.1 - TRANSFORMER ABNORMAL OPERATION TEST
ANNEX B.5, B.8 ‑ LOCKED‑ROTOR OVERLOAD AND ENDURANCE TESTS
ANNEX B.7 ‑ LOCKED‑ROTOR OVERLOAD TEST FOR DC MOTORS IN SECONDARY CIRCUITS
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