稳压电源12V 变压器升220V 家庭*备停电宝

*.

Testing project

Test standard

1

continue power

500W

2

rated voltage

12.8V-13.2V

3

work voltage

11V-15V

4

No-load current
(with the rated voltage )

<0.45A

5

U* output current

500MA 

6

No-load output voltage
(with the rated voltage )

220V-240V

7

output voltage(12V-14V) with regulating load(10W-500W)

210V-240V

8

Fan

start work when load is 200-460W

9

frequcncy

50Hz&plu*n;3Hz

10

over voltage cut off voltage
(no-load)

15.5V&plu*n;0.5VDC

11

over voltage alarm voltage
(no-load)

10.5V&plu*n;0.3VDC

12

low voltage turn off voltage
(no-load)

9.5V&plu*n;0.3VDC

13

recover voltage after turn off
(no-load)

12V&plu*n;0.3VDC

14

over load protection(5-15s)

165A--170A 

15

short-circuit protection

the inverter will not broken with several times short-circuit
(cold mode)     

16

indicator light

work mode:green light lights,
red light unlights;
production mode:red light lights, green light unlights.

17

environment temperature

25°C&plu*n;1°C

18

Miniature fuse

A*4 (inside)

19

Load efficiency
(rated input voltage)

≥80%

20

Maximum efficiency
(in rated input voltage)

≥85%