AC/DC Power Supplies
Delta Electronics MEA-090A Series Medical AC-DC Adapter
The Delta MEA-090A series is a medical AC-DC desktop adapter family with a universal 90–264Vac input range. It is available in 12Vdc, 15Vdc, 19Vdc and 24Vdc single-output models with rated output current up to 6.75A and output power from 81W to 90W. The Delta MEA-090A features include DOE VI and ErP Lot 7 efficiency compliance, 2 × MOPP isolatio...
Read MoreThe Delta MEA-090A series is a medical AC-DC desktop adapter family with a universal 90–264Vac input range. It is available in 12Vdc, 15Vdc, 19Vdc and 24Vdc single-output models with rated output current up to 6.75A and output power from 81W to 90W.
The Delta MEA-090A features include DOE VI and ErP Lot 7 efficiency compliance, 2 × MOPP isolation, low touch current, IEC 60320 C14 input socket, IP22 protection, green LED indication and fanless operation. The family supports output connector options including 5.5 × 2.5 × 11 mm tuning fork plugs in 90° or 180° formats and 4-pin DIN versions depending on model code.
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Features
- Input voltage range: 90–264Vac universal input.
- Output voltage: available in 12Vdc, 15Vdc, 19Vdc and 24Vdc variants.
- Output current: up to 6.75A, 6.0A, 4.74A or 3.75A depending on model.
- Output power: 81W for the 12V model and 90W for 15V, 19V and 24V models.
- Meet Efficiency Level DOE VI and ErP Lot 7.
- 2 × MOPP isolation.
- Low touch current: <0.1mA normal and 0.3mA single fault.
- IEC 60320 C14 input socket.
- Green LED indication.
- IP22 protection.
- Fanless operation.
- Connector options in family: 5.5 x 2.5 x 11 mm tuning fork 90°, 4 Pin DIN 180°, and 5.5 x 2.5 x 11 mm tuning fork 180° depending on model code.
Specifications
| INPUT RATINGS/CHARACTERISTICS | |
|---|---|
| Nominal Input Voltage | 100-240 Vac |
| Input Voltage Range | 90-264 Vac |
| Nominal Input Frequency | 50-60 Hz |
| Input Frequency Range | 47-63 Hz |
| Input Current (max.) | 1.5 A @ 115 Vac, 0.75 A @ 230 Vac |
| Average Efficiency (min.) @ 115 Vac | MEA-090A12C: 88% MEA-090A15C / 19C / 24C: 89% |
| Average Efficiency (min.) @ 230 Vac | 89% (all models) |
| Efficiency @ 10% Load | 79% |
| Standby Power (max.) | 0.15 W @ 115 Vac & 230 Vac |
| Inrush Current (typ.) | 50 A @ 115 Vac and 100 A @ 230 Vac |
| Touch Current (max.) | 0.1 mA @ 264 Vac NC¹, 0.3 mA @ 264 Vac SFC² |
| Earth Leakage Current (max.) | 0.1 mA @ 264 Vac NC¹, 0.5 mA @ 264 Vac SFC² |
| 1) NC: Normal condition 2) SFC: Single fault condition | |
| OUTPUT RATINGS/CHARACTERISTICS | ||||
|---|---|---|---|---|
| Parameter | MEA-090A12C | MEA-090A15C | MEA-090A19C | MEA-090A24C |
| Nominal Output Voltage | 12 Vdc | 15 Vdc | 19 Vdc | 24 Vdc |
| Nominal Output Current | 6.75 A | 6.0 A | 4.74 A | 3.75 A |
| Output Power | 81 W | 90 W | 90 W | 90 W |
| Line Regulation (max.) | ± 0.5% | |||
| Load Regulation (max.) | ± 4.5% | |||
| Ripple & Noise (min.) | 1% | |||
| Rise Time | < 50 ms @ 115 Vac & 230 Vac | |||
| Start-up Time | < 3000 ms @ 115 Vac & 230 Vac | |||
| Hold-up Time (typ.) | 20 ms @ 115 Vac & 230 Vac | |||
| Dynamic Response (Overshoot & Undershoot O/P Voltage) | ± 5% @ 0-50% & 50-100% load; Slew rate 0.25 A/µs (@ 100 Hz, 50% Duty Cycle) | |||
| MECHANICAL | |
|---|---|
| Case Chassis / Cover | PC |
| Dimensions (W x L x H) | 62.0 x 135.0 x 32.0 mm (2.44 x 5.31 x 1.26 inch) |
| Unit Weight | 0.31 kg (0.68 lb) |
| Cable Length | 1200 mm |
| Indicator | Green LED |
| Terminal Input | IEC 60320 C14 socket |
| Terminal Output | Tuning Fork type: 5.5 x 2.5 x 11 mm, 90° (MEA-090A□C V-A) 4 Pin Din type, 180° (MEA-090A□C 6-A) Tuning Fork type: 5.5 x 2.5 x 11 mm, 180° (MEA-090A□C W-A) |
| ENVIRONMENT | ||
|---|---|---|
| Surrounding Air Temperature | Operating | -10°C to +60°C |
| Storage | -40°C to +85°C | |
| Power De-rating | > 40°C de-rate power by 2.5% / °C | |
| Operating Humidity | 5-95% RH (Non-Condensing) | |
| Operating Altitude | Up to 5,000 meters (up to 16,400 feet or 106-54kPa) | |
| Shock Test | Non-Operating | 50G, 11 ms, 3 shocks for each direction |
| Vibration | Non-Operating | 5-500 Hz, 2.09 Grms, 20 minute for each three axis |
| PROTECTIONS | |
|---|---|
| Overvoltage (max.) | 150% max, Latch Mode |
| Overload / Overcurrent (max.) | 180% max of rated load current, Hiccup Mode, (Non-Latching, Auto-Recovery) |
| Over Temperature | Latch Mode |
| Short Circuit | Hiccup Mode, (Non-Latching, Auto-Recovery) |
| Degree of Protection | IP22 |
| Protection Against Shock | Class I with C14 socket |
| RELIABILITY DATA | |
|---|---|
| MTBF (typ.) | > 1 million Hours based on Telecordia SR-332 (at 115 Vac, Max. load and 25°C Ambient) |
| Expected Cap Life Time | 5 years (50% load @ 115 Vac, 25°C) |
| SAFETY STANDARDS/DIRECTIVES | ||
|---|---|---|
| Medical Safety | IEC 60601-1 CB report, EN 60601-1 CAN/CSA-C22.2 No. 60601-1, ANSI/AAMI ES60601-1 |
|
| ITE Safety | IEC 62368-1 IEC 60950-1 GB4943.1, GB9254, GB17625.1 PSE J60950-1(H29) |
|
| CE | In conformance with EMC Directive 2014/30/EU and Low Voltage Directive 2014/35/EU EN 60601-1: 2006 + A11: 2011 + A1: 2013 + A12: 2014 & EN 60601-1-2: 2015 |
|
| UKCA | In conformance with Electrical Equipment (Safety) Regulations 2016 and Electromagnetic Compatibility Regulations 2016, Medical Devices Regulations 2002 (UK MDR 2002) |
|
| Material and Parts | RoHS Directive 2011/65/EU & EU 2015/863 Compliant | |
| Galvanic Isolation | Input to Output Input to PE³ Output to PE³ |
4000 Vac 1500 Vac 500 Vac |
| 3) C14 socket model, PE: Protection Earth | ||
| EMC | ||
|---|---|---|
| EMC / Emissions | EN/BS EN 55011, EN/BS EN 55032 : Class B Compliance to FCC Title 47: Class B |
|
| Harmonic Current Emissions | IEC 61000-3-2 | Meet Class A |
| Voltage Flicker | IEC 61000-3-3 | |
| Immunity | ||
| Electrostatic Discharge | IEC 61000-4-2 | Level 4 Criteria A4 Air Discharge: 15 kV Contact Discharge: 8 kV |
| Radiated Field | IEC 61000-4-3 | Criteria A4 80 MHz-2700 MHz, 10 V/m AM modulation 385 MHz-5785 MHz, 28 V/m Pulse mode and other modulation |
| Electrical Fast Transient / Burst | IEC 61000-4-4 | Level 3 Criteria A4: 2 kV |
| Surge | IEC 61000-4-5 | Level 3 Criteria A4 Common Mode6: 2 kV Differential Mode7: 1 kV |
| Conducted | IEC 61000-4-6 | Level 2 Criteria A4 150 kHz-80 MHz, 3 Vrms, 6 Vrms at ISM bands and Amateur radio bands |
| Power Frequency Magnetic Fields | IEC 61000-4-8 | Criteria A4 Magnetic field strength 30 A/m |
| Voltage Dips | IEC 61000-4-11 | Criteria A4 0% UT, 0.5 cycle (10 ms), 0°/45°/90°/135°/180°/225°/270°/315°/360° Criteria B5 0% UT, 1 cycle (20 ms), 0° Criteria A4 70% UT, 25 cycle (500 ms), 0° Criteria B5 0% UT, 250 cycle (5000 ms), 0° |
| 4) Criteria A: Normal performance within the specification limits 5) Criteria B: Output out of regulation, or shuts down during test. Automatically restore to normal operation after test. 6) Asymmetrical: Common mode (Line to earth) 7) Symmetrical: Differential mode (Line to line) |
||
Selection Table
| Model Number | Input Voltage | Output Voltage | Output Current |
|---|---|---|---|
| MEA-090A12C | 90-264 Vac | 12 Vdc | 6.75 A |
| MEA-090A15C | 90-264 Vac | 15 Vdc | 6.0 A |
| MEA-090A19C | 90-264 Vac | 19 Vdc | 4.74 A |
| MEA-090A24C | 90-264 Vac | 24 Vdc | 3.75 A |
Technical Drawings
Warranty & Returns
Warranty periods vary by product. Please refer to the Powerbox Warranty Policy for the applicable coverage period against manufacturing defects from date of purchase. For returns and RMA requests, please visit our RMA support page or contact our support team directly.