Delta Elektronika SM800 SERIES Laboratory Power Supply
The Delta Elektronika SM800 Series is a versatile and compact DC power supply designed to meet the demanding requirements of laboratory, industrial, and research applications. Delivering up to 800W of stable output, with voltage ranges from 7.5V to 400V and current capacities up to 80A, this series ensures precise performance for sensitive opera...
Read MoreThe Delta Elektronika SM800 Series is a versatile and compact DC power supply designed to meet the demanding requirements of laboratory, industrial, and research applications. Delivering up to 800W of stable output, with voltage ranges from 7.5V to 400V and current capacities up to 80A, this series ensures precise performance for sensitive operations. Its half-width 2U design allows for efficient 19” rack mounting or standalone use in space-constrained setups.
Key features include auto-ranging outputs for flexible voltage and current combinations, excellent dynamic response to load changes, and comprehensive protection against overloads and short circuits. The SM800 Series also supports Master/Slave parallel and series operation, offers high-speed programming options for enhanced control, and includes temperature-controlled fans for quiet operation. With standard analogue programming and optional digital interfaces such as Ethernet and RS232, it ensures seamless integration into automated systems.
Ideal for applications such as automotive battery simulations, laser systems, medical equipment testing, and controlled battery charging, the SM800 Series delivers reliable performance in critical scenarios. Fully compliant with international safety and EMC standards (EN60950, EN61010), it guarantees operational safety and efficiency.
Choose the Delta Elektronika SM800 Series Laboratory Power Supply for a compact, flexible, and precision-engineered solution to power your advanced applications with confidence.
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Features
- 800W Laboratory Supply
- Ranges 0-7.5V to 0-400V and 0-80A to 0 - 4A
- Designed for long life at full power
- Excellent dynamic response to load changes
- Protected against all overload and short circuit conditions
- EMC surpasses CE requirements for low emission & high Immunity Optional High speed programing. Interfaces Optional
- Extra Isolation. Sequencer. Digital Encoders. Power Sink Low audible noise - fans are temperature controlled
- Master Slave parallel and series operation with voltage and current sharing
- High power system configuration from multiple units
- 19 rack mounting for for laboratory use (feet included)
- Stacking is allowed & space between units is not required
Specifications
| INPUT | |
|---|---|
| Input voltages | 90 - 265Vac |
| Input Frequency | 48 - 62Hz |
| Power Factor | Better than 0.99 at full load |
| Input Current | 1.0A @ 230Vac |
| Inrush current | 22A at 230VAC |
| Internal Fuse | 12.5AT |
| Standby Input Current | 14W when Vo = Io=0 |
| OPERATING | |
|---|---|
| Relay Outputs | ACF: AC-Fail, both NOP and NC contact DCF: DC-Fail,both NO and NC contact output voltages +/-5% beyond set point |
| Status Outputs | CC operation: 5V = logic1, (Ro = 500 Ohm) CV or CC limit: 5V = logic1, (Ro = 500 Ohm) OT: Over Termp: 5V = logic1, (Ro = 500 Ohm) PSOL, Powersink Overload: 5V = logic1, (Ro = 500 Ohm) ACF, AC Fail: 5V = logice1, (Ro = 500 Ohm) DCF DC Fail 5V = logice1, (Ro = 500 Ohm) |
| Remote ShutDown | > with +5V, 1mA or relay contact |
| Interlock | Contact at rear of panel |
| Indicators | Voltage meter, Amp meter, AC-Fail, DC-Fail, Over Temperature, Power Sink Overload, Remote Shutdown,, Remote-CV, Remote-CC, Output On,CV-limite, CV- and CC- mode |
| Controls | Mains on/off switch, CV and VV potmeter, CV and CC limit potmeter, Displlay Settings button, Display limits button, Remote/Local button, Output On/off button, Fron panel lock button |
| Series Operation | Max total voltage 600V Master / Slave oeration yes |
| Parallel Operation | Max total current - No limit Master / Slave operation - max 4 units (including master) |
| Remote Sensing | Max volt, drop per load lead: 2V |
| Limits | Voltage adjust range: 0 - 102% Current adjust range: 0 - 102% |
| Potentiometers & Encoders | From front panel: Standard .03% Screw driver adj: Option P001 (at front panel) Digital Encoders: Option P220 |
| Efficiency | 87% Typical |
| Isolation | Input - Output: 3750Vrms(1 min) Creepage clearance; 8mm Input - Case: 2500Vrms Output - Case: 600VDC |
| MTBF | 500,000hrs |
| OUTPUT | |
|---|---|
| Output Voltage Range | 0-7.5V to 0-400V Auto ranging models See Selection Table |
| Output Current Range | 0-80A to 0-4A Auto ranging models See Selection Table |
| Output Power Range | 0 to 800W See Selection Table |
| ANALOG PROGRAMMING | |
|---|---|
| Programming Inputs: CV | Input Range: 0 - 5V Accuracy: +/-0.2% Offset: -0.1...+1.3mV (on 5V) Temp. coeff. offset:: 10uV/C Input Impedance: > 1Mohm |
| Programming Inputs: CC | Input Range: 0 - 5V Accuracy: +/-0.5% Offset: 0...+2.2mV (on 5V) Temp. coeff. offset:: 50uV/C Input Impedance: > 1Mohm |
| Monitoring Outputs: CV | Input Range: 0 - 5V Accuracy: +/-0.2% Offset: -1.1..0mV (on 5V) Temp. Coeff. Offset: 3uV/C Output Impedance: > 2 ohm / max 4mA |
| Monitoring Outputs: CC | Input Range: 0 - 5V Accuracy: +/-0.5% Offset: -1.1..0mV (on 5V) Temp. Coeff. Offset: 60uV/C Output Impedance: > 2 ohm / max 4mA |
| Reference voltage | Vref: 5.114V +/-15mV (Ro = 2ohm, max 4mA) TC: 20ppm |
| +12V output | Vo: 12V+/-0.23V Imax: 0.2A Ro: 3ohm |
| STANDARDS AND APPROVALS | |
|---|---|
| Power supply standard | EN61204-3, CISPR22-Class B |
| General Emission | EN61000-6-3 (EN55022-B) |
| General Immunity | EN61000-6-2 |
| Safety | EN60950/EN61010 |
| ENVIRONMENTAL | |
|---|---|
| Operating Temperature | -20°C to +50°C (100% load) Derate output to 75% at 60°C |
| Temperature coefficient | 0.02%/°C |
| Storage temperature | -40°C to 85°C |
| Thermal Protection | Output shuts down in case of insufficient cooling |
| Humidity | Max 95% RH, non-condensing, up to 40°C Max 75% RH, non-condensing, up to 50°C |
| MECHANICAL | |
|---|---|
| Mounting | Stacking of units allowed, air flow is from left to right. |
| Input Connector | IEC320/C20, EN60320/C20 |
| Output Terminals | M5 bolts |
| Programming Connector | 15 pole D-connector at rear panel (FEMALE) |
| Enclosure | IP20 Protection |
| Dimensions | 86 x 221 x 406mm Behind front panel (feet removed) 89 x 222mm, Front panel (1/2 19" 2U) |
| Weight | 5.4kg |
Selection Table
| OUTPUT | SM 7.5-80 | SM 18-50 | SM 70-AR-24 | SM 400-AR-4 |
|---|---|---|---|---|
| Output Voltage Range | 0 - 7.5V | 0 - 18V | 0 - 70V | 0 - 400V |
| Output Current Range | 0 - 80A | 0 - 50A | 0 - 24A | 0 - 4A |
| Autoranging (2 Ranges) | No | No | Yes | Yes |
| Max Output Current/Voltage | - | - | 24A / 0-35V | 4A / 0-200V |
| - | - | 12A / 35 - 70V | 2A / 200 - 400V | |
| Metres | 3.5 digit | |||
| Scale Voltage | 0-7.500 V | 0-18.0 V | 0-70.0 V | 0-400.0 V |
| Scale Current | 0-80 A | 0-50.0 A | 0-24.0 A | 0-4.0 A |
| Accuracy | 0.5% + 2 digit | |||
| PROGRAMMING SPEED STANDARD VERSION | ||||
|---|---|---|---|---|
| SM 7.5-80 | SM 18-50 | SM 70-AR-24 | SM 400-AR-4 | |
| RISE TIME (10 - 90%) | ||||
|
Output voltage step |
0 - 7.5 V | 0 - 16 V | 0 - 35 V | 0 - 200 V |
| Time, (100 % load) | 6.5 ms | 12 ms | 6 ms | 4 ms |
| Time, (10 % load) | 2.5 ms | 5 ms | 2.5 ms | 2 ms |
| Output voltage step | - | - | 0 - 70 V | 0 - 400 V |
| Time, (100 % load) | - | - | 10 ms | 8 ms |
| Time, (10 % load) | - | - | 7 ms | 5 ms |
| FALL TIME (90 - 10%) | - | - | - | - |
| Output voltage step | 7.5 - 0 V | 16 - 0 V | 35 - 0 V | 200 - 0 V |
| Time, (100 % load) | 6.5 ms | 12 ms | 6 ms | 4 ms |
| Time, (10 % load) | 62 ms | 120 ms | 60 ms | 42 ms |
| Output voltage step | - | - | 70 - 0 V | 400 - 0 V |
| Time, (100 % load) | - | - | 25 ms | 15 ms |
| Time, (10 % load) | - | - | 250 ms | 155 ms |
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.