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CUI Inc │ SERIES: VMS-300 │ DESCRIPTION: AC-DC POWER SUPPLY date 07/24/2018│ page 3 of 8
SAFETY & COMPLIANCE
parameter conditions/description min typ max units
isolation voltage
primary to secondary at 10 mA for 3 seconds
primary to chassis at 10 mA for 3 seconds
primary to core at 10 mA for 3 seconds
4,000
1,500
1,500
Vac
Vac
Vac
safety approvals UL 60601-1, EN 60601-1, IEC 60601-1 (Edition 3.1)
EMI/EMC EN 60601-1-2 (4th Edition), EN 55011 Class B,
EN 61000-3-(2,3), IEC 61000-4-(2,3,4,5,6,8,11)
MTBF as per MIL-HDBK-217F at 30°C 100,000 hours
RoHS 2011/65/EU
ENVIRONMENTAL
parameter conditions/description min typ max units
operating temperature see derating curve 0 70 °C
storage temperature -20 85 °C
operating humidity non-condensing 5 90 %
storage humidity non-condensing 5 95 %
vibration 5 ~ 50 Hz, acceleration ±7.35 m/s*s per axis
CONNECTORS
parameter conditions/description
input connector (CN1)
U-frame and CF
Terminal Block: Howder M3 screws 3 pin 6.35 mm center
Part No. HD-601-3P; PCB Labeling: L=Line; N=Neutral; G=Chassis Ground
Header: CHYAO SHIUNN JS-1120-05
Mating: JST VHR-5N or equivalent (5 pin, 3 used)
CFS Terminal Block: Howder HD-602-3P
Input plug: IEC320 Inlet
output connector (CN2) single output models
Terminal block: Dinkle P830N, M5 screws
Header: CHYAO SHIUNN JS-1120-06
Mating: JST VHR-6N or equivalent (6 pin)
dual output models Terminal block: Howder HD-816-3P, M3 screws
output pin assignment single output models Terminal block: Pin 1 = -V, Pin 2 = +V
Header: Pins 1~3 = V-, Pins 4~6 = V+
dual output models Terminal block: Pin 1 = V2, Pin 2 = RTN, Pin 3 = V1
logical signal connector (CN3) Mating JST XHP-4 or equivalent (CHYAO SHIUNN JS-2001-04);
Mating Pins: JST SXH-002T-P0.6 FOR AWG 30 to 26
fan driver connector (FAN1) Mating connector is JST P/N XHP-3 (3 pins 0.98 pitch) or equivalent (CHYAO SHIUNN JS-2001-03)
Additional Resources: Product Page