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Technical content
The MBC275 Series of ultra low open frame medical power supplies feature a wide universal AC input range of 85 V – 264 VAC, offering
275 W of output power with forced air cooling in a variety of isolated
single output voltages. The MBC series was designed to 3r d edition medical approvals and provides 2x MOPP (Means of Patient Pr otection) isolation for Class I and Class II installations. These power supplies are ideal for medical, t elecom, datacom, industrial equipment and other applications. 5 x 3 x 0.75 Inches Form factor 275 Watts with Forced Air Cooling Approval to EN60601 3rd Edition Efficiencies up to 92% -40 to 70°C degree operating temperature Dual fusing 12 V / 0.5 A Fan Output, Thermal Shut-Down feature 3.37 million Hours, Telcordia -SR332-issue 3 MTBF Standby Power < 0.5 W Medical (BF) Safety Approvals Diagnostic Drug Pump Monitoring Dialysis Home Health Care Portable Equipment
2 MBC275 Series
tech.support@psbel.com MBC275-1T12L Screw Terminal 12 V 12.5 A 13.33 A 20.83 A 0.0 A 2% MBC275-1012L Molex Connector MBC275-1T15L Screw Terminal 15 V 10 A 10.66 A 16.67 A 0.0 A 2% MBC275-1015L Molex Connector MBC275-1T24L Screw Terminal 24 V 6.25 A 6.67 A 10.41 A 0.0 A 1% MBC275-1024L Molex Connector MBC275-1T30L Screw Terminal 30 V 5 A 5.33 A 8.33 A 0.0 A 1% MBC275-1030L Molex Connector MBC275-1T48L Screw Terminal 48 V 3.12 A 3.33 A 5.2 A 0.0 A 1% MBC275-1048L Molex Connector MBC275-1T58L Screw Terminal 58 V 2.58 A 2.76 A 4.31 A 0.0 A 1% MBC275-1058L Molex Connector COVER-275-XBC metal cover kit accessory 1 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. Specifications are for nominal input voltage, 25°C unless otherwise stated. Input Voltage Universal (Derate from 100% at 100 VAC to 72% for forced cooling and 69% for convection cooling at 80 VAC) 80-264 VAC / 390 VDC Input Frequency 47-63 Hz Input Current 115 VAC:
230 VAC:
2.6 A max. 1.3 A max. No Load Power Typical for MBC275-1XXX Typical for MBC275-1XXX-PGPF < 0.5 W < 0.85 W Inrush Current
115 VAC:
264 VAC:
Leakage Current Typical (N.A. For Class II Option - without input Earth pin) Touch current 300 uA < 100 uA Power Factor At full load > 0.95 Switching Frequency PFC PWM 70 to 130 kHz 50 to 80 kHz
+86 755 298 85888 Europe, Middle East +353 61 225 977 North America +1 408 785 5200 © 2016 Bel Power Solutions & Protection BCD.00882_001 Output Power2 With 13 CFM forced air cooling With natural convection cooling at 100 to 264 VAC 275 W up to 160 W Efficiency (typical @ 230 VAC full load)
48 V, 58 V:
24 V, 30 V:
12 V, 15 V:
92% 90% 88% Hold-up Time At 275 W: At 160 W: 8 ms 16 ms Line Regulation +/-0.5% Load Regulation +/-1% Transient Response 25% step load change, at 0.1 A/uS slew rate, 50% duty cycle, 50 Hz = 4% recovery time < 5 ms Voltage Adjustment +/-3% Rise Time Typical 55 ms Set Point Tolerance3 +/-1% Over Current Protection > 110% Over Voltage Protection 110 to 140% Short Circuit Protection Hiccup mode 2 Combined output power of main output, fan supply shall not exceed max. Power rating. 3 Fan supply output voltage tolerance including set point accuracy, line and load regulation is +/-10% and Ripple and noise is less than 10%. Operating Temperature Startup guaranteed with spec. deviation -40 to +70°C -40 to 0°C Storage Temperature -40 to +85°C Relative Humidity Non-condensing 5% to 95% Altitude Operating: Non-operating: 16,000 ft 40,000 ft. MTBF Telcordia -SR332-issue 3 3.37 million hours Conducted Emissions EN55022-B, CISPR22-B, FCC PART15 – B Static Discharge EN61000-4-2: Level-3 RF Field Susceptibility EN61000-4-3: Level-3 Fast Transients/Bursts EN61000-4-4: Level-3 Radiated Emissions Radiated: Radiated with external core: (King core K5B RC 25x12x15-M in input cable (5 turns)) Level A Level B Surge Susceptibility EN61000-4-5: Level-3 Harmonic Current EN61000-3-2: Class D
4 MBC275 Series
tech.support@psbel.com Isolation Voltage Input to Output: (Medical applications) Input to GND: (Not Applicable For Class II Option) Output to GND: for type BF (for type B (N/A for Class II Option)
4000 VAC
1500 VAC
500 VAC
Safety Standard(s) Approved to the latest edition of the following standards: CSA/UL60601-1, EN60601-1 and IEC60601-1. Agency Approvals Nemko, UL, C-UL CE mark Complies with LVD Directive AC Input Connector J1 Pin 1 Pin 2 Pin 3 AC Line Not Fitted AC Neutral Molex: 26-60-4030 Mating: 09-50-3031; Pins: 08-50-0106 DC Output Connector J2 Pin 1, 2, 3 Pin 4. 5. 6 V1 +VE V1 -VE Option 1 (Screw Terminal): Molex: 39357 Series or equivalent Option 2 (Molex Connector): Molex: 26-60-4060 Mating: 09-50-3061; Pins: 08-50-0106 Aux (Fan) Output J3 Pin 1 Pin 2 FAN +VE FAN -VE AMP: 640456-2 Mating: 640440-2 Signal Output4 J4 Pin 1 Pin 2 Pin 3 Vs PGPF GDN AMP :640456-3 Mating: 640440-3 4 For PGPF Signal Output Connector option please contact factory. Weight approx. 200 g Dimensions 127 x 76.2 x 19.05 mm (5 x 3 x 0.75 inches) Cooling 275 W with 13 CFM forced air cooling (refer to Mechanical Drawing) Up to 160 W with natural convection cooling (refer to Derating Curve)
+86 755 298 85888 Europe, Middle East +353 61 225 977 North America +1 408 785 5200 © 2016 Bel Power Solutions & Protection BCD.00882_001 Mechanical Drawing – Option 1 without PGPF Mechanical Drawing – Option 2 without PGPF
6 MBC275 Series
tech.support@psbel.com Mechanical Drawing – Option 1 with PGPF Mechanical Drawing – Option 2 with PGPF
+86 755 298 85888 Europe, Middle East +353 61 225 977 North America +1 408 785 5200 © 2016 Bel Power Solutions & Protection BCD.00882_001 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.