Powersolve JB300 Series User Manual
Ac-dc converters
www.powersolve.co.uk
Powersolve Electronics Ltd. 8A, Arnhem Road, Newbury, RG14 5RU. England
Tel:01635 521858 Fax: 01635 523771 Email: [email protected]
AC-DC Converters
JB300 Series
300 Watts
Dual Output
Switching Power Supply
Features
•
Ultra compact 300W with 1U height Power Density: 8.3 watts/cu in
•
5/ 12/ 24/ 48V Dual Output Optional Combinations
•
Power Factor Corrected to EN61000-3-2 class A
•
Approved to UL CUL TUV CB and CE
•
AC Input Range Auto-Selectable
•
4 - Mechanical Options
Input Voltage:
90-132 / 180-264Vac auto-ranging, 47~63Hz.
Input Current:
8/4A at 100-120/200-240Vac.
Inrush Current:
Max. 70A@230Vac & 35A@115Vac; cold start.
PFC:
Power Factor Correction pass EN61000-3-2 class A.
Transient Response:
Returns to within 1% in less than 2.5mS for a 50% load change and the peak transient does not excess 5%.
Overshoot:
Turn-on & off overshoot < 5% over nominal voltage.
Efficiency:
75% minimum (Measuring at 230V and full load).
Turn On Delay:
1 second maximum at 120 Vac.
Hold Up Time:
20mS min. at 80% of full load.
Adjustability:
Output user adjustable +/-5% minimum.
Fan Drive:
12VDC/400mA to drive an external fan.
Fan Fail (FF) Alarm:
Designated as FF on pin 3 of CN1 is a open collector output rated for 15VDC/5mA sink current maximum, it will
go high when a fan failure is detected.
Power Supply On:
Green LED designated as LED1 on the PCB.
Power Good:
Designated as PG on CN1 and TTL high 100-500mS after regulation. It goes low at least 1mS before loss of
regulation and has ability to sink 100mA.
Input Fusing Protection:
One T8A/250V fuse inserted in primary.
Over-Power Protection:
C.C. mode 110~140% and auto-recovery.
Short Circuit Protection:
Trip without damage and auto-recovery.
Over Voltage Protection:
Unit latching down when output exceeds 130% and recycle AC input to reset.
Over-Temperature Protection:
Unit protected for excessive operating ambient 85°C, and automatic recovery.
Switching Frequency:
23K Hz fixed frequency.
Operating Temperature:
0 to 70°C ambient, de-rating at 2.5% per degree from 50°C to 70°C.
Storage Temperature:
-20 to 85°C.
Operating Humidity:
5% to 90% RH, Non-condensing.
Storage Humidity:
5% to 95% RH, Non-condensing.
Emissions:
FCC Part 15, CISPR 22 class B, EN55022’B’ Conducted, EN61000-3-2,3 & IEC61000-4 Series Regulations
Vibration:
5 ~ 50 Hz, acceleration 7.35 m/s*s on X,Y and Z Axis.
Safety Regulation:
Approved to UL60950-1, CSA C22.2 No. 60950-1-03, TUV EN60950-1, CE Mark (LVD) and CB.
Leakage Current:
Standard model 1.5mA @ 240Vac. (optional for 500uA max. at 240Vac / 300uA max. at 120Vac input)
HI-POT Test:
1500 VAC input line to chassis (10mA DC cut off current); Isolating 3000VAC primary to secondary windings;
Primary to core 1500VAC. All for 3 sec.
Grounding Test:
Apply 25 A from ground pin of the three prong plug to the far most earth. Max allowable resistance 0.1 ohm.
MTBF:
100000 Hrs (according to MIL-HBK-217F) at 30°C.
Cooling:
U Type:
U-Chassis @300W max. with 18CFM airflow or 150W max. convection cooling
C Type:
U-Chassis with top cover @150W max. convection cooling
E Type:
Enclosed with end built-in fan @300W max.
F Type:
Enclosed with top built-in fan @300W max.
Electrical Specification