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Technical content
Page 1
The MBC120 Series of open frame medical power supplies feature a wide universal AC input range of 85 V – 264 VAC, offering 120 W of output power in a compact footprint, with a variety of isolated single output voltages.
The MBC series is designed and approved to the latest Medical standards (EN/IEC 60601-1), providing 2 x MOPP isolation for Class I & Class II applications.
These power supplies are ideal for medical, telecom, datacom, industrial equipment and other applications.
3 x 2 Inch Footprint
120 Watts with Forced Air Cooling
Approved to EN/IEC 60601-1
Efficiencies up to 93%
-40 To 70°C Operating Temperature
Dual Fusing
- Thermal Shut-Down Feature
- >3.00 Million Hours, Telcordia -SR332-Issue 3
- Standby Power < 0.3 W
- Class II Option Available
- RoHS Compliant
- CE Marked
- Diagnostic
- Home Health Care
- Drug Pump
- Monitoring
- Dialysis
- Portable Equipment
Page 2
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MBC120-1T12L
Screw Terminal
8.33 A
12 V
10.0 A
0.0 A
1%
MBC120-1012L
Molex Header
MBC120-1T15L
Screw Terminal
6.66 A
15 V
8.0 A
0.0 A
1%
MBC120-1015L
Molex Header
MBC120-1T24L
Screw Terminal
4.16 A
24 V
5.0 A
0.0 A
1%
MBC120-1024L
Molex Header
MBC120-1T30L
Screw Terminal
3.33 A
30 V
4.0 A
0.0 A
1%
MBC120-1030L
Molex Header
MBC120-1T48L
Screw Terminal
2.08 A
48 V
2.5 A
0.0 A
1%
MBC120-1048L
Molex Header
MBC120-1T58L
Screw Terminal
1.72 A
58 V
2.07 A
0.0 A
1%
MBC120-1058L
Molex Header
COVER-120-XBC3 metal cover kit accessory
Specifications are for nominal input voltage, 25°C unless otherwise stated.
85-264 VAC / 390 VDC4
Input Voltage
Universal (see derating under output power)
Input Frequency
47-63 Hz
115 VAC:
1.2 A max.
Input Current
230 VAC:
0.65 A max.
No Load Power
Typical
< 0.3 W
115 VAC:
25 A
Inrush Current
230 VAC:
45 A
264 VAC:
75 A
Typical (N.A. For Class II Option)
300 uA
Leakage Current
Touch current
<100 uA
Power Factor
@ Full Load, Active PFC
0.95
Switching Frequency
Typical
60 KHz
1 For Class II Option (without input Earth pin) add suffix: -2 (e.g.: MBC120-1012L-2). 2 Ripple is peak to peak with 20 MHz bandwidth and 10 μF (Tantalum capacitor) in parallel with a 0.1 μF capacitor at rated line voltage and load ranges. 3 When used in Cover Kit, de-rate output power to 70 % under all operating conditions 4 Functional, not approved.
tech.support@psbel.com
Page 3
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Forced cooling (with 200 LFM):
120 W
Output Power
Convection cooling (for input 100-264 VAC, de-rate
100 W
linearly to 80 W @ 85 VAC): 48 V, 58 V:
93%
Efficiency
24 V, 30 V:
91%
12 V, 15 V:
90%
Hold-up Time
Typical
10 ms
Line Regulation
+/-0.5%
Load Regulation
+/-1%
25% step load change, at 0.1A/uS slew rate,
Transient Response
50% duty cycle, 50 Hz = 4%
recovery time < 5 ms
Voltage Adjustment
+/-3%
Rise Time
Typical
55 ms
Set Point Tolerance
+/-1%
Over Current Protection
110%
Over Voltage Protection
Latch type (AC recycling required)
110 to 140%
Short Circuit Protection
Hiccup mode
Altitude
Nonoperating:
40,000 ft.
Reliability
MTBF according to Telcordia –SR332-Issue 3
3.00 million hours
Conducted Emissions
EN 55011-B, CISPR22-B, FCC PART15-B
Pass
EN 55011 A;
Pass
Radiated Emissions
with external core (King core K5B RC 25x12x15-M in input cable)
Input Current Harmonics
EN 61000-3-2
Voltage Fluctuation and Flicker
EN 61000-3-3
ESD Immunity
EN 61000-4-2
Radiated Field Immunity
EN 61000-4-3
Electrical Fast Transient Immunity
EN 61000-4-4
Surge Immunity
EN 61000-4-5
Conducted Immunity
EN 61000-4-6
Magnetic Field Immunity
EN 61000-4-8
Voltage Dips, Interruptions
EN 61000-4-11
5 Output ripple can be more than 10% of the output voltage.
Level B Class D
Pass
Level 4, Criterion A
Level 3, Criterion A
Level 3, Criterion A
Level 3, Criterion A
Level 3, Criterion A
Level 4, Criterion A
Criterion B
Asia-Pacific Europe, Middle East
North America +1 408 785 5200
+86 755 298 85888
+353 61 225 977
© 2017 Bel Power Solutions & Protection
BCD.00667_AC
Page 4
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Protection Level
Primary to Earth:
1 MOPP
Secondary to Earth:
1 MOPP
Approved to the latest edition of the following standards: CSA/UL60601-1, EN60601-1 and IEC60601-
Safety Standard(s)
1.
Agency Approvals
Nemko, cULus, CB
CE mark
Complies with LVD Directive
Pin 1
AC Line
AC Input Connector
J1 Pin 2
Not Fitted
Pin 3
AC Neutral
Pin 1, 2
V1 -VE
DC Output Connector
J2 Pin 3, 4
V1 +VE
Weight
150 g
Convection load: 100 W up to 50 °C De-rate above 50 °C @ 2.5% per °C
Forced air cooled load: 120 W up to 50°C De-rate above 50 °C @ 2.5% per °C
Molex: 39357-0003
Screw Terminal (Option 1)
Tyco-2-1776112-3 Molex: 1722861103
Molex Header (Option 2)
(Mating conn: Molex 1722561003) Molex: 39357-0004
Screw Terminal (Option 1)
Tyco-2-1776112-4 Molex: 1722861104
Molex Header (Option 2)
(Mating conn: Molex 1722561004)
76.2 x 50.8 x 30.1 mm (3 x 2 x 1.18 inch)
Dimensions
tech.support@psbel.com
Page 5
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Figure 2. Mechanical Drawing - Screw Terminal (Option 1)
Figure 3. Mechanical Drawing - Molex Header (Option 2)
NOTES: In case the PCB is mounted in a metal enclosure, using metal hardware ensure the following: 1 Stand off, used to mount PCB has OD of 5.4 mm max. 2 Screws, used to fix PCB on stand off, have head dia of 6.0 mm max. 3 Washer, if used, to have dia of 6.5 mm max.
NUCLEAR AND MEDICAL APPLICATIONS - Products are not designed or intended for use as critical components in life support systems, equipment used in hazardous environments, or nuclear control systems. TECHNICAL REVISIONS - The appearance of products, including safety agency certifications pictured on labels, may change depending on the date manufactured. Specifications are subject to change without notice.
North America
Asia-Pacific Europe, Middle East
+1 408 785 5200
+86 755 298 85888
+353 61 225 977
© 2017 Bel Power Solutions & Protection
BCD.00667_AC