TECHNICAL DATASHEET
MDS Medical AC-DC Open Frame
19Volt, 400Watt / MDS-400AUS19 B
400AUS19 B
Highlights & Features
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Safety Approvals to IEC 60601-1 3.1rd ed. & IEC 60950-1
Compliant with IEC 60601-1-2 4th Ed. Requirements
Low touch current (<0.1mA Normal & ,0.3mA single fault)
Over-Voltage/Load/Temperature & Short Circuit protections
2 Million Hours MTBF
2 x MOPP (means of patient protection)
3 years warranty
Safety Standards
CB Certified for worldwide use
Model Number:
MDS-400AUS19 B
Unit Weight:
910 grams (32.1 ounces)
Dimensions (W x L x H):
97x198x41.5 mm
General Description
The MDS series of embedded power supply come with universal AC input at 90Vac to 264Vac. Other features include low
touch current, risk management report available and the electric shock protection comply with 2 x MOPP. The MDS series
is certified for EMC standards according to EN 55011 for industrial, scientific and medical (ISM) radio-frequency
equipment and EN 55022 for Information Technology Equipment (ITE) radio-frequency equipment. In addition, only
recognized Japanese capacitors are used.
The MDS series of embedded power supply come with both medical and ITE safety approvals including UL/cUL/CCC/CE
and CB certification and are fully compliant with RoHS Directive 2011/65/EU for environmental protection.
Model Information
Medical AC-DC Open Frame
Model Number
Input Voltage Range
Output Voltage
Conversion
Current Output
15.8A
Forced Air
Current Output
21.1A*
MDS-400AUS19 B
90-264Vac
19Vdc
*21.1A with 200LFM force air, 15.8A for convection
Model Numbering
MDS
Delta Medical
power Supply
-
400
Max wattage in the product series.
Maybe lower at some voltage.
400 → 400W
AUS
Family Code
19
Output Voltage
Single Output:
19 for 19V
B
1
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (December 2016, Rev. 02)
TECHNICAL DATASHEET
MDS Medical AC-DC Open Frame
19Volt, 400Watt / MDS-400AUS19 B
Specifications
Input Ratings / Characteristics
Nominal Input Voltage
Input Voltage Range
Nominal Input Frequency
Input Frequency Range
Input Current (max)
Efficiency (typ.)
Standby Power (max)
Inrush Current (typ.)
Touch Current (max)
1) NC: normal condition
2) SFC: single fault condition
100-240Vac
90-264Vac
50-60Hz
47-63Hz
5.5A @ 90Vac, 2.7A @ 264Vac
91.38%,
Reference Fig.1
1.2W
60A @ 115Vac, 60 A @ 230Vac
0.1mA @ 240Vac NC , 0.3mA @ 264Vac SFC
1)
2)
100
95
90
85
80
75
70
65
60
55
50
25%
50%
Output load
Fig.1 Efficiency versus output load
Efficiency ( %)
115Vac Efficiency
230Vac Efficiency
75%
100%
Output Ratings / Characteristics
Nominal Output Voltage
Output Voltage Tolerance
Output Current
Output Power
Line Regulation (max)
Fan Supply
Remote Sense
Ripple & Noise (typ.)
Hold-up Time(min)
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (December 2016, Rev. 02)
19Vdc
± 2%
21.1A with 200LFM force air, 15.8A for convection
400W with
200LFM
force air, 300W for convection
±0.5%
12V 0.25A
Compensates for up to 500mV voltage drop
100.8 mV pk-pk @ Full load, Reference Fig. 2,
12ms @115Vac
2
TECHNICAL DATASHEET
MDS Medical AC-DC Open Frame
19Volt, 400Watt / MDS-400AUS19 B
(a) 115V
Fig. 2 Ripple & Noise example, 20MHz BW
(b) 230V
Ripple & Noise measurement circuit
PSU
Load
5cm
0.47uF Ceramic
10uF Electrolytic
Test Fixture
Scope
Mechanical
Case Chassis
Case Cover
Dimensions (W x Lx H)
Unit Weight
Power De-rating
Terminal
DC Fan
Input
Output
Output
AL1100F(+Electrocoat)
NA
97.0x198.0x41.5 mm
910 grams (32.1 ounces)
See Fig. 3 (400W with forced air flow)
DECA: T33-BM1103A301
DECA: T33-BM1104A301
JWT: A2508WV0-2P
Environment
Surrounding Air Temperature
Power De-rating
Operating Humidity
Operating Altitude
Shock Test (Non-Operating)
Vibration (Operating)
Operating
Storage
-10°C to +70°C
-40°C to +85°C
-10°C to +50°C 100% load
50°C to 70°C with load de-rate power
10-95% RH (Non-Condensing)
3,000 meters (9,842 feet or 70kPa)
50G, 11ms, 3 shocks for each direction
5-500Hz, 2.09Grms, 20 minute for each three axis
3
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (December 2016, Rev. 02)
TECHNICAL DATASHEET
MDS Medical AC-DC Open Frame
19Volt, 400Watt / MDS-400AUS19 B
Protections
Overvoltage (max)
Over load / Over current (max)
Over Temperature
Short Circuit
Protection Against Shock
*PE: Protective Earth
150%, Latch Mode
130% of rated load current, Hiccup Mode,
(Non-Latching, Auto-Recovery)
Hiccup Mode,
(Non-Latching, Auto-Recovery)
Hiccup Mode,
(Non-Latching, Auto-Recovery)
Class I with PE* connection
Reliability Data
MTBF (typ.)
2 Million
Hrs based on Telecordia SR-332
Safety Standards / Directives
Medical Safety
IEC60601-1 3 and 3.1 edition CB report
IEC60601-1 edition 3.1rd (2012), EN60601-1 (2006) +
A11 + A1 + A12, CAN/CSA-C22.2 NO. 60601-1:14,
ANSI/AAMI ES60601-1:2005/(R)2012
IEC60950-1 (Ed.2,2005), GB4943.1-2011, GB9254-
2008, GB17625.1-2003
rd
rd
ITE Safety
CE
Material and Parts
Galvanic Isolation
Input to Output
Input to Ground
Output to Ground
MDD Directive 93/42/EEC
RoHS Directive 2011/65/EU Compliant
4000 Vac
1500 Vac
500 Vac
4
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (December 2016, Rev. 02)
TECHNICAL DATASHEET
MDS Medical AC-DC Open Frame
19Volt, 400Watt / MDS-400AUS19 B
EMC (Compliant with IEC 60601-1-2 4th Ed. Requirements)
EMC / Emissions
Harmonic Current Emissions
Immunity to
Voltage Flicker
Electrostatic Discharge
IEC61000-3-3
IEC61000-4-2
Level 4 Criteria A
Air Discharge: 15kV
Contact Discharge: 8kV
Criteria A
80MHz-2700MHz, 10V/m AM modulation
385MHz-5785MHz, 28V/m Pulse mode and other
modulation
1)
Level 3 Criteria A :2kV
Level 3 Criteria A
3)
Common Mode : 2kV
4)
Differential Mode : 1kV
Level 2 Criteria A
150kHz-80MHz, 3Vrms,
6Vrms at ISM bands and
Amateur radio bands
1)
1)
1)
1)
EN55011/EN55022,FCC Title 47:Class B
IEC61000-3-2
Meet Class D limit
Radiated Field
IEC61000-4-3
Electrical Fast Transient / Burst
Surge
IEC61000-4-4
IEC61000-4-5
Conducted
IEC61000-4-6
Power Frequency Magnetic Fields
Voltage Dips
IEC61000-4-8
IEC61000-4-11
Criteria A
Magnetic field strength 30A/m
Criteria A
0% U
T
, 0.5 cycle (10ms)
o
o
o
o
o
o
o
o
o
, 0 /45 /90 /135 /180 /225 /270 /315 /360
Criteria A
o
0% U
T
, 1 cycle (20ms), 0
Criteria B
o
70% U
T
, 25 cycle (500ms), 0
Criteria B
o
0% U
T
, 250 cycle (5000ms), 0
2)
2)
1)
1)
1)
1) Criteria A: Normal performance within the specification limits
2) Criteria B: Output out of regulation, or shuts down during test. Automatically restore to normal operation after test.
3) Asymmetrical: Common mode (Line to earth)
4) Symmetrical: Differential mode (Line to line)
5
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (December 2016, Rev. 02)
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