ALR3003

ADJUSTABLE POWER SUPPLY SIMPLE ALR3003 PRACTICAL : Digital display of voltage and current. - Cord housing. PRECISE : Coarse and fine voltage adjustment. USEFUL : Automatic constant voltage or current operation. PROTECTED : Short-circuit protection. QUIET : Controlled fan cooling.              90 WATTS           0 - 30V             0 - 3A                              Specifications Voltage • Floating outputs on 4 mm safety sockets. • Automatic constant voltage operation. • Adjustable from 0 to 30 Volts (0 to ± 10 mV) with fine adjustment (about 2 Volts). • Regulation : < 12 mV for a load change from 0 to 100%. < 5 mV for a line change of 10%. • Ripple : < 3 mV peak to peak or 1 mV rms. • Internal resistance : < 4 mΩ. • Display : 14 mm 3 digits LED digital voltmeter. • Resolution : 100 mV Current • Automatic constant current operation. • Adjustable from 0 to 3 Amps. • Regulation : < 1 mA for a line change of 10 %. < 2 mA for a load change from 0 to 100%. • Ripple : < 1 mA rms. • Display : 14 mm 3 digits LED digital ammeter. • Resolution : 10 mA Other specifications • Safety  • EMC : Class II, Safety Extra Low Voltage (SELV) outputs with insulation enhanced transformer. Complies with EN 61010-1, overvoltage category II, pollution degree 2. :Complies with EN 61326-1, performance criteria B, and EN 55011, ISM Group I, Class B. • Protection level : IP 21. • Input voltage : 230 V ±10%, 50 / 60 Hz. • Main input : Cord with 2 poles irremovable. • Power consumption : 180 VA max. • Dielectric strength : 3000 V between the input and the output. • Presentation : screen-printed polycarbonate front panel, metal case with cord housing, epoxy finish. Protections • Short-circuit protection by current regulation. • Overtemperature protection by temperature-controlled fan, relay and thermal circuit-breaker. • Transformer primary and secondary overcurrent protection by fuse. 11 | www.elc.fr