student bench physical desk (school furniture)

Description:

Description:

1.Table-board use fire-proof plate and compact-panel

2.Created through one shaping technique

3.Use PVC and import plate to seal the edge

4.Equip with power control panel

5.Input voltage 220VAC/50Hz

6.Leakage power protection control student’s power and amperemeter indication

Technology indication:

1. demo power for teache 

     a. input 220VAC/50Hz

     b.allowed error±10%AC

2. output power:

     a. 240VCD&300VCD   ratedcurrent 100Ma

     b. large current 40A/9VCD±2%

     c. AC low voltage2-24VDC±5%  full current 8A

     d. DC-voltage stabilization1.5-24VDC    full current 6A

     e. power connection switch with leakageprotection, short circuit protection and so on

3. output power for student 220VAC/50Hz

    power connection switch with leakageprotection,

    short circuit protection and so on controlledby teacher

   (1)low voltage 2-24VAC±2.5%VAC/3A

  (2)DC-voltage stabilization1.5-24VDC/3A

  (3)AC, DC output  over current protection and otherreset functions

  (4)Student desk equipped with AC-voltage, DC-voltage,ampere meter indication

  (5)220VAC dependent output  short circuitprotection