IEC 61347 consists of the following parts, under the general title Lamp controlgear:
Part 1: General and safety requirements
Part 2-1: Particular requirements for starting devices (other than glow starters)
Part 2-2: Particular requirements for d.c. or a.c. supplied electronic step-down convertors for filament lamps
Part 2-3: Particular requirements for a.c. supplied electronic ballasts for fluorescent lamps
Part 2-4: Particular requirements for d.c. supplied electronic ballasts for general lighting
Part 2-5: Particular requirements for d.c. supplied electronic ballasts for public transport lighting
Part 2-6: Particular requirements for d.c. supplied electronic ballasts for aircraft lighting
Part 2-7: Particular requirements for d.c. supplied electronic ballasts for emergency lighting
Part 2-8: Particular requirements for ballasts for fluorescent lamps
Part 2-9: Particular requirements for ballasts for discharge lamps (excluding fluorescent lamps) 
Part 2-10: Particular requirements for electronic invertors and convertors for high-frequency
operation of cold start tubular discharge lamps (neon tubes)
Part 2-11: Particular requirements for miscellaneous electronic circuits used with luminaires
Part 2-12: Particular requirements for d.c. or a.c. supplied electronic ballasts for discharge lamps (excluding fluorescent lamps
Part 2-13: Particular requirements for d.c. or a.c. supplied electronic controlgear for LED  IEC 61347-2-2:2013 specifies particular safety requirements for electronic step-down convertors for use on d.c. supplies of up to 250 V or a.c. supplies of up to 1 000 V, at 50 Hz or 60 Hz and with rated output voltage 50 V r.m.s. at a frequency deviating from the supply frequency, or 120 V ripple free d.c. between conductors and between any conductor and earth, associated with tungsten-halogen lamps as specified in IEC 60357 and other filament lamps.




IEC 61347-2-2 standard, 12VDC 830mA series wall-mount AC/DC adapter, medical power adaptor, Class II, LPS, Universal input, customized design.
P/N: KRE-SAW52
Model Number: KRE-1200830




Power: 10W
No load input power (240V AC): 0.3W
Input voltage: 100 to 240V AC
Input frequency range: 50 to 60Hz
Input current: 300mA maximum
DC output voltage: 12V DC
DC output current: 830mA
Inrush current (240V AC): 25A, cold 25°C
Output voltage precision: 5%
Ripple/noise: 120mV
Regulation: ±1% line, ±5% load
Efficiency: 70% to 88%
AC plug type: Britian plug




Light and convenient plug-in
low working temperature and low ripple noise
High reliability
High efficiency
Low-temperature
With fuse, LED light indicator




GB9254-1998/GB17625.1-2003
IEC61000-4-11; IEC61000-4-6
IEC61000-4-5; IEC61000-4-4
IEC61000-4-3; IEC61000-4-2
FCC Part15 Class B
CNS13438 Class B
CISPR22 Class B
EN55024/A1:2001
EN55022 Class B
AS/NZS3548, AS/NZS4251.1 class B




Operating humidity: 10 to 95% RH
Operating temperature: 0 to 40°C
Storage humidity: 10 to 95% RH
Storage temperature: -20 to 65°C




Over temperature protection (OTP)
Over-current protection(OCP)
Over-voltage protection(OVP)
Short circuit protection(SCP)
Thermal shutdown capability(Auto recovery)




MTBF: meet MIL-HDBK-217F over 50,000hrs, full load, 25°C
Burn-in: 100% full load, 40°C, 4hrs minimum
Leakage current: 0.25mA maximum at 264V AC
Withstanding voltage: 3kV 1minute 10mA max, between primary and secondary
Inrush current: 50A (maximum) at 240V (15A at 90V AC, 18A at115V AC, 31A at 230V AC, and 33A at 264V




UL1310, GB4943-2001
PSE IEC60950, EN60065
EN60950:2009; EN60065
CE(Low Voltage Directive)
AS/NZS 60950:2000, AS/NZS60065