MB120S
120W Single Output
Medical Series
Features
2”
x
4”
x 1.25” Package,
Ideal for 1U Applications
10-year Life design with Premium E-Caps
100 Watts convection cooled
Class B Conducted and Radiated EMI performance
BF Isolation Type Rated
Designed to meet new IEC 60601-1-2
4
th
Edition EMC requirements
[Approvable ] to AAMI ES/CSA C22.2
/EN/IEC60601-1 3
rd
Edition
2 x MOPP Isolation
<0.5 W Standby Power
3 Year Warranty
Description
A superior performance 120 Watt AC to DC power supply designed for next generation medical applications. Feature rich and highly
efficient, MB120 product family can easily fit in a 1U chassis and provides 100 Watts of convection power. Input & output and
internal temperature monitoring/alarms are features of the MB120 family. All models are CE marked to low voltage directive and
approved to AAMI ES/CSA C22.2 No./EN/IEC60601-1, 3
rd
edition. The design takes into consideration the pending international
release of the new IEC 60601-1-2, 4
th
Edition EMC requirements
1
. With low leakage current performance, the power supplies are BF
rated.
Model Selection
Model
Number
2
MB120S12K01
MB120S15K01
MB120S18K01
MB120S24K01
Notes:
1)
2)
4)
5)
Power supply is tested according to Table 9
–
Test Specification for Enclosure Port Immunity for
Professional and Home Health care
.
Part number suffix to include
“K”
for Class-1 AC input
Efficiency, Typical at 230Vac, 25°C. See Charts below for load conditions.
Measured at 25C using 6 inch twisted pair wires with noise probe directly across output terminals,
and load terminated with 0.1μF ceramic and 10μF low ESR
capacitors.
Output Current
Volts
12V
15V
18V
24V
200 LFM Airflow
10.0A
8.0A
6.6A
5.0A
Convection
8.3A
6.6A
5.5A
4.1A
Efficiency
4
Ripple &
Noise
5
Initial
Set Point
± 2%
± 2%
± 2%
± 2%
Total Load
Regulation
± 1%
± 1%
± 1%
± 1%
OVP
Threshold
14.4 ± 1.2V
18 ± 1.5V
21.6 ± 1.8V
28.8 ± 2.4V
92%
93%
94%
94%
1%
1%
1%
1%
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1
MB120S
120W Single Output
Medical Series
General Specifications
AC Input
80-264Vac, single phase, 47
–
63 Hz. (Safety
Approved to 90-264Vac). Start up voltage for
full power is 90Vac, power derates at 85Vac,
see table below.
2.0A at 115Vac, 1A at 230Vac
40Arms Maximum within a half line cycle,
cold start at 25C, 230Vac See application
note.
3.15A, 250Vac, line and neutral inputs
< 150 µA@264Vac, 60Hz input, NC
<300 µA@264Vac, 60Hz input, SFC
<90 µA@264Vac, 60 Hz input, NC, also
suitable for BF rating
Hold-up Time
Over Load
Protection (OCP)
Short Circuit
Protection (SCP)
Over Voltage
Protection (OVP)
Over Temperature
Protection (OTP)
Output Reverse
Voltage Protection
Isolation
Turn-On &
Operating
Temperature
Storage
Temperature
Altitude
20mS min. from loss of AC input , full load, 25°C.
115% - 180% of rated output current value. Hiccup
Mode, Auto-recovery
Short across the output terminals will not cause damage
to the unit. Hiccup Mode , Auto-recovery
Latches off when output voltage is with range as shown
in table. Requires AC Power cycle to reset
Power shuts down at temperature of 70℃ (typical) at
full load, without forced air. Hiccup Mode , Auto-
recovery
Outputs protected against momentary reverse current
less than 20A peak for less than 10mS with 0.5A average.
Sustained reverse current at high levels may damage
unit.
Input-Output:
4000Vac, 2 x MOPP
Input-Ground: 1500Vac, 1 x MOPP
Output-Ground: 1500Vac, 1 x MOPP
-10°C to +70°C.
Turn on Temperature = -20°C at >=115Vac, allowing 30
seconds with 50-100% load for stabilization.
-40°C to +85°C
Input Current
Inrush Current
Input Fuses
Earth Leakage
Current
Patient Leakage
Current (Output to
Earth)
No Load Input
Power
Efficiency
<0.5W
92% - 94% typical at 120/240Vac, 25°C. See
chart for additional details
120W with 200 LFM airflow cooling, 100W
convection cooling, -10C to 50°C ambient.
Power derates by 50% from 50C to 70C. See
chart below.
500S typ. response time for return to within
1% of final value for 25%-75%-25% load
change
1% pk-pk
Output Power
Transient Response
Operating:
-500m to 3000m
Non-operating: -500 to 40,000 feet
5% to 95%, non-condensing
Operating: Half-sine shock waveform. Impact
Acceleration: 20g, Pulse duration: 11mS.
Cycles: 3 times per axis in X,Y, Z direction
Non-Operating: Half-sine shock waveform. Impact
Acceleration: 40g, Pulse duration: 6mS
Cycles: 3 times per direction on 3 axes (X,Y. Z)
Operating: Sinusoidal Frequency: 10-500Hz, Impact
Acceleration: 1g, Sweep rate: 1 octave/min
Cycles: 10 times per axis in X, Y, Z direction
Random Vibration:
Operating: 0.003g
2
/Hz, 1.224grms overall, 3 axes, 10
min per axis, 1-500Hz.
Non-Operating: 0.02g
2
/Hz, 3.1grms overall, 3 axes, 1
hour per axis, 20-500 Hz
572,500 hours @ 115/230Vac, 25°C
Telcordia, Issue 3, Ground Benign.
>10 Years in use condition of 40°C ambient, at 12h/day,
261 days/year. Additional information on other use
profiles available on request.
Ripple and Noise
Relative Humidity
Output Voltage
12V to 24Vdc. See models chart for part
numbering.
Shock
(IEC 60068-2-27)
Voltage Adjustability
No voltage adjust potentiometer for higher
reliability
Vibration
(IEC 60068-2-6)
(IEC 60068-2-64)
Turn On Time
1 Second at 115Vac.
MTBF
Rise Time
<30mS, Typical (Load dependent)
E-Cap Life
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2
MB120S
120W Single Output
Medical Series
General Specifications
(continued)
Overshoot
<4% overshoot at turn-on, <1% overshoot at
turn-off, under all conditions.
IPC 610
Class 2
IEC 60601-1, 3
rd
Edition
ANSI/AAMI ES60601-1 (2008)
CAN/CSA
–
C22.2 No 60601-1 (2005)
DEMKO EN60601-1:2006
Designed to meet China Safety Doc. No. GB4943.1-2011
at 3Km, Tropical Standard at 40°C, 93% RH at 120 hours.
225g, typical
W: 2.0” x L:
4.0”
x H: 1.25”
W: 50.8mm x L: 101.6mm x H: 31.8mm
Safety Standards
Total Load
Regulation
Minimum Load
±1.0 % for all models.
Not required.
Weight
Dimensions
EMI/EMC Compliance
Conducted Emissions
Radiated Emissions
Harmonic Current Emissions
Voltage Fluctuations & Flicker
Electro Static Discharge Immunity
Radiated RF EM Fields Susceptibility
Proximity Fields from RF wireless communications
Equipment
Rated Power Frequency magnetic fields
EN55011/22: Class B, FCC Part 15. Class B: 6db margin typical
EN55011/22: Class B, FCC Part 15. Class B: 3db margin typical
IEC61000-3-2: Class A
IEC 61000-3-3
IEC61000-4-2: Level 4, 8kV Contact Discharge, 15kV air discharge, Criteria A.
Also meets proposed IEC60601-1-2, 4
th
edition, Table 9
IEC61000-4-3: Level 3, 10V/m, Criteria A. 80MHz-1000 MHz and 3V/m 1.4Ghz to 2.7
GHz. 80% AM at 1kHz. Also meets proposed IEC60601-1-2, 4
th
edition, Table 9
[IEC60601-1-2: 4
th
edition, Table 9
IEC61000-4-8: Level 5, 30A/m, 50/60 Hz
Electrical Fast Transients /Bursts
Surges Line to Line (DM) and Line to Ground (CM)
Conducted Disturbances induced by RF Fields
Rated Power Frequency Magnetic Fields Test
Voltage Dips
Enclosure Port Immunity to RF wireless
communications equipment
Notes:
IEC61000-4-4: Level 3, 2KV, 100Khz rep rate, 40A (PS Output), Criteria A
Also meets proposed IEC60601-1-2, 4th edition standard, Table 5 & 6.
IEC61000-4-5: Level 3, +/-1kV DM, +/-2kV CM, Criteria A
Also meets proposed IEC60601-1-2, 4th edition standard, Table 5.
IEC61000-4-6: 3V/m & 10 V/m
–
0.15 to 80Mhz and 10V/m in ISM and amateur radio
bands between 0.15 MHz and 80 MHz, 80% AM at 1 KHz
Also meets proposed IEC60601-1-2, 4th edition standard, Table 5 & 6 & 8.
IEC61000-4-8: Level 4 (30A/m), Criteria A
Also meets proposed IEC60601-1-2, 4
th
edition standard, Table 9 enclosure port.
IEC61000-4-11: 100% dip for 10mS, at 0°, 45°, 90°, 135°, 180°, 225°, 270° and 315°,
Criteria A; 60% dip for 100mS, Criteria B; 30% dip for 500mS (25/30 cycles) 1, and 0°
for 500mS, Criteria A. Also meets proposed IEC60601-1-2, 4
th
edition standard, Table 5.
IEC61000-4-3
Performance criteria are based on EN55024. According to the standards, performance criteria are defined as following:
A
–
Normal performance during and after the test
B
–
Temporary degradation, self-recoverable
C
–
Temporary degradation, operator intervention required to recover the operation
D
–
Permanent damage
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3
MB120S
120W Single Output
Medical Series
Isolation Specifications
Parameter
Insulation Safety Rating
Conditions/Description
Input/Ground
Input/Output
Output/Ground
Input/Ground
Input/Output
Output/Ground
Min
Nom
1 MOPP
2 MOPP
1 MOPP
Max
Units
Electric Strength Test Voltage
1500
4000
1500
-
-
Vac
Vac
Vac
Mechanical Drawing
Connector Information
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MB120S
120W Single Output
Medical Series
Efficiency Information
Efficiency vs Output Power -
MB120S12E
95%
Efficiency (%)
93%
91%
89%
87%
85%
80 Vac
115Vac
230Vac
264 Vac
83%
81%
10%
20%
30%
40%
50%
60%
70%
80%
79%
90% 100%
Percent Output Power - %
Note: Above efficiency curves are typical at 25C convection cooling, after 1 hour warm up time. Efficiency may vary with lower run time prior to measurement.
Efficiency vs Output Power -
MB120S15E
95%
Efficiency (%)
93%
91%
89%
87%
85%
80 Vac
115Vac
230Vac
264 Vac
83%
81%
10%
20%
30%
Percent Output Power - %
40%
50%
60%
70%
80%
79%
90% 100%
Note: Above efficiency curves are typical at 25C convection cooling, after 1 hour warm up time. Efficiency may vary with lower run time prior to measurement.
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