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Static transfer switch with display 16A~45A

Product name:AC AC Telecom Converter
Applicaiton: used for telecommunication power supply, which provides stabel DC output from DC input.
Features: DC Converter to DC;DC DC Telecom Converter
Voltage regulator, high precision, fast response, low noise, strong anti-jamming.
Protection functions, with RS232 communication interface.
Clear and intuitive display the voltage value, current value.
High-frequency pulse width modulation technology, high efficiency.
  • NASN

  • STS16EL STS25EL STS32EL STS40EL STS45EL

  • 220Vac

  • 220Vac

Availability:

1. Adopting fully digital control, with strong anti-interference ability and fast operation speed 

2. Switching time ≤ 4ms, high reliability; 

3. Strong overload capacity, able to withstand full load startup; 

4. Equipped with input overvoltage, undervoltage, overcurrent and other protection functions; 

5. The front panel is equipped with a display screen and indicator lights to intuitively understand the STS status information; 

6. Provide STS versions that can switch between live and zero lines simultaneously, with identical appearance, structure, and performance.


E: Two-road input co-zero line, can only switch the fire line;

F: Fire wire and zero line can be switched at the same time;



Model Number

STS16EL 

STS16FL

STS25EL 

STS25FL

STS32EL 

STS32FL

STS40EL 

STS40FL

STS45EL 

STS45FL

Switch Time

≤4ms

 

 

 

 

 

 

 

 

Input

Rated VoltageVAC

220

Input Voltage RangeVAC

190260

Rated FrequencyHz

50

Power Factor

1

Automatic conversion

threshold voltage

Undervoltage190Vac±5VacOvervoltage260Vac±5Vac

Automatic conversion

threshold Frequency

Lower than45Hz±0.2HzHigher65Hz±0.2Hz

Over limit protection shutdown

threshold voltage

≤160Vac or ≥265Vac±5V

Over limit protection shutdown

threshold Frequency

≤45Hz or ≥65Hz±0.2Hz

 

Overload capacity

Continuous working @Load current≤110; shut off @load current

110%

 

Output

Rated output currentA

16

25

32

40

45

Max output currentA

18

28

35

45

50

Output power (VA/W)

3500

6200

7700

10000

11000

 

 

 

 

 

Environment

Dielectric Strength

2KVAC1min

Noise1m

≤55dB

Working Temperature

-2550

Storage Temperature

4070

Humidity

090%No condensation

Protection Degree

IP20

Altitudem

≤3000


20003000mOutput derate by 2% for every 100m increase

 

Protection Function

Input undervoltage and overvoltage protection, output overload

protection, over temperature protection, short circuit protection


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GUANGZHOU NASN POWER CO.,LTD is a professional EV charger, DC power supply and battery storage solution provider and enterprise in China, a wholly owned subsidy of NASN ELECTRONICS (HONGKONG) CO., LIMITED.

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   Contact person : Florence
   Tell : +86-20-86857678
    Phone : +86-135 1058 5626
    QQ : 28243245
    E-mail : info@nasn.cn
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