TIANJIN ESTEL ELECTRONIC SCIENCE AND TECHNOLOGY CO., LTD
| Payment Terms | T/T,L/C |
| Supply Ability | 10000 Sets |
| Delivery Time | 15~20 Days |
| Packaging Details | Wooden Case |
| Input Voltage | 100～240Vac |
| Input Voltage Range | 90～264Vac |
| Working Temperature | -25~ + 55 (typical Value 25℃) |
| Output Power | 1080W (rated Value) |
| Output Rated Voltage | +54.0Vdc |
| Output Current | 0A |
| Total output power | 1080W |
| Model | CS1U-4820 |
| Brand Name | ESTEL |
| Model Number | CS1U-4820 |
| Certification | ISO9001:2008 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T,L/C | Supply Ability | 10000 Sets |
| Delivery Time | 15~20 Days | Packaging Details | Wooden Case |
| Input Voltage | 100～240Vac | Input Voltage Range | 90～264Vac |
| Working Temperature | -25~ + 55 (typical Value 25℃) | Output Power | 1080W (rated Value) |
| Output Rated Voltage | +54.0Vdc | Output Current | 0A |
| Total output power | 1080W | Model | CS1U-4820 |
| Brand Name | ESTEL | Model Number | CS1U-4820 |
| Certification | ISO9001:2008 | Place of Origin | China |
1. ESTEL Power System Description
This power supply is a system power supply, with the following features and functions:
1, Wide voltage input range: 90 ~ 264 Vac, suitable for ac grid input around the world;
2, The system has a high power factor of 0.95; the harmonic requirement reaches the limit of IEC61000-3-2
2001;
3, Input undervoltage, input overvoltage, output overvoltage, output current limit, output short circuit, overtemperature protection function;
4. The system has battery input interface and battery undervoltage management and charging function.
2, Power System Input features
Number | Project | Technical requirement | Unit | Remarks |
| 1 | input voltage | 100～240 | Vac | |
| 2 | input voltage range | 90～264 | Vac | |
| 3 | Input voltage frequency | 47～63 | Hz | |
| 4 | Maximum input current | ≤18 | A | |
| 6 | Input impact current | ≤80 | A | Cold starter, maximum input voltage |
| 7 | PFC | ≥0.95 | Vin = 220 Vac, rated load |
3. Power System Output characteristics:
Number | Project | Technical requirement | Unit | Remarks | |
| 1 | Output voltage range | 54±0.5 | Vdc | Test voltage when the battery end is not connected to the battery | |
| 2 | Output current range | 0～20 | A | The power supply comes with a fan for cooling | |
| 3 | Stable pressure accuracy | ±3 | % | ||
| 4 | Battery charging voltage | 54±0.5 | V | Test voltage for the battery when not connected | |
| 5 | Battery charging current | 8±0.5 | A | Test in the constant-current state | |
| 6 | Output lines spread to the noise | ≤200 | mVp-p | Rated load, oscilloscope bandwidth limit of 20 MHz, load terminal and a 47 UF / 63V electrolytic capacitor and a 104 / 63V polyester capacitor | |
| 7 | Total output power | 1080 | W | The power supply comes with a fan for cooling | |
| 8 | Boot output delay | ≤6 | S | Vin = 220 Vac, rated load | |
| 9 | Output up time | ≤100 | mS | The output voltage rises from 10% Vo to 90% Vo with rated load | |
| 10 | Overshoot range of switchgear | ≤5 | %Vo | ||
| 11 | The output holds the time | ≥10 | mS | Vin: 220 Vac, rated load | |
| 12 | dyn amic resp ons e | Overstroke range | ≤5 | %Vo | Output load change: 25% -50-25% or 50% -75% -50% |
| recovery time | ≤200 | μS | |||
| 13 | temperature coefficient | ±0.03 | %/℃ | ||
| 14 | delivery efficiency | 90 (Typical value: 92%) | % | 25℃, 220VAC input, rated load | |
4. Model CS1U-4820 Application
5. Packing and Shipping
6, Our Delivery Agent
The goods can be shipped by sea, by air, by courier, by land, by train, etc.
Besides the following delivery agent, we can also look for the delivery agent with the best price in china if you need us to do for you.
7, Our Contact Information
Mobile Phone: 0086-13752765943
Telephone: 0086-0755 66600941
Email: info@estel.com.cn
lxf.estel@hotmail.com
Skype: fiona.liang10
8, FAQ
Q1.Do you have any MOQ limit for telecom cabinet ?
A: Low MOQ, 1pc for sample checking is available.
Q2.What is your payment terms?
A: Normally our payment term is 50% advanced by T/T, Balance before shipment.
Q3.Are your products can be customized?
A: Yes,We can customize products according to customer needs.
Q4.Do you offer guarantee for the products?
A: Yes,we offer 1 year warranty for our products. If any problem happen in warranty period, we will reply your technical questions in 24 hours, and remote video support is available.
Q5: Where the application?
A: Our products have been widely used in many industries, like data processing, indoor/outdoor telecommunications, base station, steel, metallurgy, petrification, cars and war industry etc.
Company Details
Business Type:
Manufacturer,Exporter,Trading Company
Year Established:
2003
Total Annual:
$5,000,000-$10,000,000
Employee Number:
100~200
Ecer Certification：
Site Member
Introduction Tianjin Estel Electronic Science and Technology Co., Ltd, located in China, is a professional supplier of integrated outdoor telecom cabinet and temperature control solutions for outdoor telecom base station. As a science and technology innovative company, we engage in the... Introduction Tianjin Estel Electronic Science and Technology Co., Ltd, located in China, is a professional supplier of integrated outdoor telecom cabinet and temperature control solutions for outdoor telecom base station. As a science and technology innovative company, we engage in the...
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