Variable Voltage Tabletop Power Supply for Switchgear and Protection Relay Trainer
Order Code: 23246891.2
Category: General Lab Equipment II
Technical Specifications: Its should enable to supply the electric machines with variable AC and DC single-phase/three-phase voltages, protected against over currents and accessible on educational safety terminals of 4 mm This unit should inc...
SPECIFICATION
Technical Specifications:
- Its should enable to supply the electric machines with variable AC and DC single-phase/three-phase voltages, protected against over currents and accessible on educational safety terminals of 4 mm
- This unit should include a three-phase voltage regulator and the protection devices against over currents
- It is the natural extension of the basic power supply unit from which it receives the supply voltage protected by the high-sensitivity differential circuit breaker and by the emergency stop device. When used separately, this unit must relate to a voltage source protected by high-sensitivity differential circuit breaker;
- The box should be made of sheet steel, chemically treated and painted with epoxy varnish; silk-screen-printed fore plate of aluminium alloy with flush-mounted handles for transport.
- Three-phase voltage regulator of 5 A, AC/DC selector
- Three-phase variable line of 0-430 V - 5 A (single-phase, 0-250 V), protected by magneto-thermal circuit breaker, digital 3-digit voltmeter with voltmeter switch for phase-phase and phase-neutral connection, safety terminal
- s ? Variable line of 0-500 Vdc - 6 A (three-phase voltage rectified by 6-diode bridge) AC residue of 4.2%; line protected by magneto-thermal circuit breakers, digital 3-digit voltmeter, safety terminals
- ? It should be made in accordance with the latest European Union directives
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