Contact Key, Single
Contact key with a spring arm, press knob, contact stud and a connecting strip with two 4 mm terminals, on plastic base of size 110 x 50 mm.
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Electrical Accessories
Power Supply, Continuously Variable, 25V
The power supply provides continuously variable AC and DC outputs. A meter is provided to indicate both AC and DC voltages. An internal fuse is provided at input and a resettable cut-out for output.
Mains input: 220 V (±10 %), 50 / 60 Hz.
Output Voltage: 0 to 25 V AC and wave rectified DC
Output Current (Max.): 10 A for AC, 8 A for DC
Voltage Selection: Voltage is controlled by a large rotating knob on front panel.
Display Meter: Analog meter for AC and DC voltages. Selector switch to select between AC and DC.
Circuit Protection: Mains input 3 A internal glass fuse link. Output is protected by a resettable cut-out.
Output Terminals: Colour coded 4 mm sockets.PH61015 -
Electrical Accessories
Conduction Kit
Students can make their own conduction tester through the kit and check themselves which substances are conductors and which are insulators. Included in the kit is 2 D cell battery holders, 1 light bulb, 1 light bulb holder, 4 alligator connector cords, a sample pack, and Instruction manual.
PH50690
