测试输出功率和额定输出是否一致：： Table 3 No.1 2 3 4 5 6 7 8 Input test data Voltage Frequency 50 60 50 60 50 60 50 60 Ampere(A) Watts(W) Note P Max.normal load Max.normal load Max.normal load Max.normal load Max.normal load Max.normal load Under +10% of Rated Voltage and -9% of Rated Voltage 输入电流按+10%评估 Table 5.2 TABLE: supply connection, strain relief test Cro-sectional Pull force (N) Duration (s) area: 60 1 25 Times P Required move Measured distance 2mm distance Table 7.2.3 Location TABLE: ground continue test Resistant measured (Ω) Comments N Output ground to input ground Note: Test with following current: Pa: 10A, 1 minute Table 8.1 Location For model: TABLE: Electronic shock test Voltage (V) Current (mA) Freq.(kHz) Limit (mA) N Comments Y-capacitor secondary pin to earth Note(s): Under the highest Rated Voltage. CY= pF 8.2.7 Condition TABLE: discharge test N τ calculated (s) τ measured (s) t u→ 0V Comments (s) For model: System on/off Note(s): Under the highest Rated Voltage.-V0= V, Table 9.3 TABLE: Moisture resistance, humidity treatment Test condition: P Ambient (℃) Humidity (﹪) Duration (h) 25 95% 48h The sample is kept in a test room having a normal atmosphere for 24h before testing. Table 10.2.2 TABLE: electric strength measurements P Test voltage applied between: Test voltage (Vac) Breakdown (Yes/No) No No No No No L/N and secondary circuits L/N and user acceible area (with metal foil) T1 primary and secondary T1 secondary and core 1 layer insulation tape of T1 Note(s):-- 3710Vac 3710Vac 3710Vac 3710Vac 3710Vac Table 10.3 TABLE: touch current measurement P Condition L→ terminal A (mA) N → terminal (mA) Limit (mA) Comments System on System on System on Note(s): 0.5 0.5 0.5 Output “+” Output “-“ Enclosure with metal foil Input voltage: Under the highest Rated Voltage. Table: working voltage measurement Location RMS voltage (V) Peak voltage (V) Comments P Transformer T: T pin T pin T pin T pin T pin T pin T pin Tpin Photo-coupler: Table 11.1 TABLE: clearance and creepage distance measurements R.M.S (V) P clearance cl,creepage distance Require Measur Require Measur dcr at/of: Measurement points d cl ed cl d dcr ed dcr (mm) (mm) (mm) (mm) Peak (V) Primary circuit to enclosure Transformer secondary Transformer core to secondary Primary circuit to secondary circuit Different polarity before fuse Two terminals between fuse primary to Table 12.4 No .1 2 3 4 5 6 7 8 9 10 11 Heating under normal operating conditions 1.06 times rated voltage measured t ( C) 。 P Limit t ( C) 。 Test points Plastic enclosure Metal enclosure Ambient Pa: Depends on allowed ambient temperature (min.25°C) 75 60 Table 12.5 TABLE: fault condition tests (shorted or opened) P No .1 2 3 4 5 Compon ents Fault status Test voltage Duratio n Results Note: S-C=short circuit Under +10% of Rated Voltage.Pa: Depends
on allowed ambient temperature (min.25°C) Table 13.1 Part PCB Bobbin of Transformer TABLE: ball preure test of thermoplastics Test temperature (℃) Impreion diameter (mm) P Required impreion diameter (mm) ≤2.0 ≤2.0 Plastic lamp holder ≤2.0 13.3.2 Part at:/ Enclosure TABLE: glow wire test Test temperature (° C) 650 650 Result No any flame or glowing No any flame or glowing P Bobbin of transformer
