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英国TTi EL-R系列数字稳压电源 EL301R EL302R EL303R EL302RT
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Model Range: EL301R - 30V/1A, EL302R - 30V/2A, EL303R - 30V/3A, EL183R - 18V/3.3A, EL561R - 56V/1.1A, OUTPUT Voltage/Current Ranges
Output Setting & Control Voltage Setting: By coarse and fine controls. Current Setting: By single logarithmic control. Output Mode: Constant voltage or constant current with automatic cross-over. CC indicator in constant current mode. Output Switch: Electronic, non isolating. Preset voltage and current limit displayed when Output off. Output Performance Ripple & Noise: Typically <1mV rms, (CV mode, 20MHz bandwidth). Load Regulation: <0?01% of maximum output for a 90% load change (using remote sense). Line Regulation: <0?01% of maximum output for 10% line change. Transient Response: <50?s to within 50mV of setting for a 5% to 95% load change. Temp. Coefficient: Voltage: typically <100ppm/?C. Output Protection Output Protection: Output will withstand forward voltages of up to 20V above rated output voltage. Output Connections Output Terminals: Universal 4mm safety binding posts on 19mm (0?75?) spacing. Remote Sense Sense Selection: Voltage sensing is selected as Local or Remote by front panel switch. METER SPECIFICATIONS Display Type: Dual 4-digit meters, 14mm (0?56?) LED. Voltage Meter Resolution: 10mV Accuracy: 0?3% of reading ? 3 digits Current Meter Resolution: 1mA Accuracy: 0?5% of reading ? 3 digits AUXILIARY OUTPUT (EL302RT only) Voltage: Variable <1.5V to >5V by front panel control. Meter accuracy: 0.3% ? 4 digits. Current limit: 2A minimum. Load regulation: <3% for 90% load change. Line regulation: <0.2% for 10% line voltage change. Ripple & Noise Typically <5mVrms, <15mVpk-pk (20MHz bandwidth): Output Protection: Output will withstand up to 7V forward voltage. Diode clamp reverse protection for currents up to 3A. Output Terminals: Universal 4mm safety binding posts on 19mm (0?75?) spacing. Status Indication: UNREG lamp. GENERAL Input AC Input: 230V AC or 115V AC ? 10%, 50/60Hz. Installation Category II VA Ratings: EL301R - 85 VA; EL302R, EL302P, EL183R, EL561R - 160VA; EL155R, EL303R - 250VA; Temperature & Environmental Operating Range: +5?C to +40?C, 20% to 80% RH Storage Range: -40?C to + 70?C Environmental: Indoor use at altitudes up to 2000m, Pollution Degree 2. Cooling: Silent fan-less convection cooling. Safety & EMC Safety: Complies with EN61010-1 EMC: Complies with EN61326 Physical Size: Single output models - 140x160x295 mm (WxHxD). Dual and triple output models - 260x160x295 mm (WxHxD). Weight: EL301R - 3.4kg; EL302R, EL302P, EL183R, EL561R - 4.4kg: |
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