Powersolve Electronics Ltd. 8A Arnhem Road, Newbury, RG14 5RU. England
Tel: 01635 521858 Fax: 01635 523771 Email: sales@powersolve.co.uk
www.powersolve.co.uk
AC-DC Converters
JB400 & JB400D Series
400 Watts, Single & Dual Ouputs
Medical & ITE Approvals
Electrical Specification
Features
• Active Power Factor Correction meets EN61000-3-2 Class D
• Optional Medical Approved Versions (M)
• Optional Active Current Sharing (I)
• Peak Power up to 700W with 500µS Duty Cycle
• U Chassis or Enclosed with Integral Fan
• 1U Height with High Power Density of 6.25W per Cubic Inch
• Current Monitoring and Remote Voltage Adjustment (Remote Margin)
• Single & Dual Output Models
Input Voltage: 90-264VAC, 47-63Hz
Input Current: 6.35A @ 90VAC full load output
Inrush Current: 35A max @ 230VAC cold start full load
Power Factor Correction: Active PFC meets EN61000-3-2 class D
Fan Drive: 12V DC 400mA output for external fan
Transient Response: Returns to 1% in <2.5mS for 50% load
change, pk transient not exceeding 5%
Overshoot: Turn on/off does not exceed 5%
Efficiency: See table
Turn on Delay: 1 second max at 120VAC
Hold Up Time: 20mS minimum @ 80% load
Output Adjustability: ±5% min V1 on trimpot, (see margin)
Remote Sense: V1 RS+ & RS- on CN3, not with ‘I’ option
Remote On/Off: RSW on CN3, low signal turns off Vout
Power Supply On: Green LED, LED 1 on PCB
LED Display: Bi colour green LED in front panel on
enclosed (E) version only any fault or
remote on/off will indicate orange
Power Good: PG on CN3 will go high 100-500mS
after Vout within regulation and low
1mS before loss of regulation
Current Sharing (I Option):
(optional on single output
models only)
CSH on CN3 for single wire current
sharing for up to 4 units operating in
parallel, 10% accuracy at full load
Includes or’ing diodes
Current Monitor: CMN on CN3 for current sense
0.5 to 3V DC = 0 to 100% output I
Remote Margin: MAG on CN3 providing 50% output
adjustment by applying 0.4 to 5V input
AC Fail (optional on single
output models only)
ACF on CN3 goes low when AC input
<80V ±5VAC, goes high >86VAC
Input Fuse: 2 x T8A 250V fuses in Line & Neutral
Over Power Protection: C.C mode 110-140% auto recovery
Input Voltage Protection: Power shutdown when AC input <80V ±5V AC
and recovery >86VAC
Output OVP: Latching will occur when Vout exceeds 130%
recycle AC input to reset
Over Temp Protection: Shutdown at ambient of +85ºC with auto
recovery
Short Circuit Protection: Trip without damage and auto recovery
Switching Frequency: 30kHz fixed frequency
Operating Temperature: 0 to +70ºC, derating 2.5%/ºC from +50-70ºC
Storage Temperature: -20 to +85ºC
Operating Humidity: 5 to 90% RH non-condensing
Storage Humidity: 5 to 95% RH non-condensing
Vibration: Frequency 5 to 50Hz acceleration ±7.35M
(SxS) on X,Y & Z axis
Emmissions (conducted): FCC Part 15, CISPR22 ‘B’, EN55022’B’
Safety Approvals: UL/cUL60950-1, UL/cUL60601-1 (Medical)
TUV EN60950-1, TUV EN60601-1 (Medical)
Earth Leakage Current: ITE version 1.5mA, Medical version 300µA
Hi-Pot Test: 1500VAC Live to Chassis (2mA DC cut off I)
4000VAC Pimary to Secondary
1500VAC Primary to Core All for 3 seconds
Grounding Test: Apply 40A from ground pin to earth connection
point. Max allowable resistance 0.1 ohm
MTBF: 100,000 Hours to MIL-HBK-217F @ 30ºC
Cooling: U Channel 250W convection, 400W with
23CFM airflow. Enclosed versions have fan
Dimensions: U Channel version 8(L) x 5(W) x 1.6(H) inches
Enclosed version 9(L) x 5(W) x 1.6(H) inches
Weight: U Channel version 1.3 Kilo
Enclosed version 1.6 Kilo
(2 pages)
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