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Custom High Efficiency Power Supply Industries With Short Circuit Protection
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Brand Name:ESTEL
Model Number:GPAD381M24-4A
Certification:ISO9001, CE, 3C, FCC, TLC
Price:negotiation
Payment Terms:L/C, T/T, D/A, D/P, Western Union
Supply Ability:10,000 sets per month
Delivery Time:7-10 working days
Company Data
Verified Supplier
Contact Person
Fiona Liang
Business Type:
Manufacturer Distributor/Wholesaler Exporter
Officials:
3A-8, SHUIWAN 1979 SQUARE (PHASE II), NO. III, TAIZI ROAD, SHUIWAN COMMUNITY, ZHAOSHANG STREET, NANSHAN DISTRICT, SHENZHEN
Quality:
Quality Certifitation Available
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Product Details
Company Profile
Product Details
Custom High Efficiency Power Supply Industries With Short Circuit Protection
Quick Details:
| Place of Origin: Shenzhen, China (Mainland) | Input Voltage: AC220V |
| Brand Name: ESTEL | Output Voltage: +5V, +12V, -12V, +24V |
| Model Number: GPAD381M24-4A | Output Power: 377W |
| Product Name: Industrial Power Supplies | Input Frequency: 50Hz |
| Certification: ISO9001, CE, 3C, FCC, TLC | Input Current: 8A |
| Application: Industrial Equipment | Power Factor: 0.95 |
Payment & Shipping Terms:
| Minimum Order Quantity: | 1 set |
| Price: | negotiation |
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union |
| Supply Ability: | 10,000 sets per month |
| Delivery Time: | 7-10 working days |
| Packaging Details: | carton/wooden case |
1. Description
The GPAD381M24-4A industrial power supply is with wide input voltage range (100 to 240Vac), with four way output. The power system is equipped with protections against output short-circuit, over-current and output over-voltage. The power supply is designed strictly in accordance with the safety regulations, which conforms to the safety standards and requirements of information technology.
2. Technical Parameters
| Ambient Conditions | |||||
| Parameter | Min | Typical | Max | Unit | Note |
| Operating temperature | -10 | 55 | °C | ||
| Storage temperature | -40 | 85 | °C | ||
| Operating relative humidity | 20 | 95 | % | non-condensing | |
| Storage relative humidity | 5 | 95 | % | non-condensing | |
| Altitude | 5000 | m | |||
| Atmospheric pressure | 70 | 106 | KPa | ||
| Cooling | forced cooling | ||||
| Input | |||||
| Parameter | Min | Typical | Max | Unit | Note |
| Input voltage range | 90 | 220 | 286 | Vac | |
| Input current | 8 | A | |||
| Input surge current | 50 | A | 220VAC input, full load output | ||
| Input frequency | 47 | 50 | 63 | Hz | Full range working |
| Power factor | 0.95 | 220VAC input, full load output | |||
| Basic output characteristics | ||||||
| Parameter | Min | Typical | Max | Unit | Note | |
| Output voltage | +5V | Vdc | ||||
| +12V | ||||||
| -12V | ||||||
| +24V | ||||||
| Output voltage range | +5V | 4.75 | 5.0 | 5.25 | Vdc | |
| +12V | 11.4 | 12 | 12.6 | |||
| -12V | -11.4 | -12 | -12.6 | |||
| +24V | 22.8 | 24 | 25.2 | |||
| Output current range | +5V | 0.2 | 7 | A | ||
| +12V | 0.2 | 4 | ||||
| -12V | 0.1 | 0.5 | ||||
| +24V | 0.3 | 12 | ||||
| Ripple (peak to peak value) | +5V | 150 | m Vp-p | At rated input/output, With 10UF electrolytic capacitor, and a 0.1 uF film capacitor, the bandwidth of oscilloscope is 20MHZ | ||
| +12V | 150 | |||||
| -12V | 150 | |||||
| +24V | 150 | |||||
| Load regulation | ±3 | % | ||||
| Regulation | ±3 | % | ||||
| Line regulation | ±2 | % | ||||
| Other output characteristics | |||||
| Parameter | Min | Typical | Max | Unit | Note |
| Output power | 377 | W | Full load output | ||
| Output efficiency | 88 | % | 220Vac input, full-load output | ||
| Temperature coefficient | 0.03 | %/°C | |||
| Turn-on/off overshoot | ±10 | % | |||
| Dynamic response overshoot | ±5 | % | 25% ~ 50%-25% or 50% ~ 75%-50% load change, load mutation rate is 0.1 A/ūs, in part outside of the realm of the output voltage stabilized accuracy | ||
| Dynamic response recovery time | 200 | ūS | |||
| Turn-on output delay | 5 | S | Turn on at 220Vac input and full load output, the time for each output voltage to 90% | ||
| Protection | ||||||
| Parameter | Min | Typical | Max | Unit | Note | |
| Input over-voltage protection | 295 | 310 | Vac | |||
| Input over-voltage protection recovery point | 285 | 300 | Vac | |||
| Input under-voltage protection | 70 | 90 | Vac | |||
| Input under-voltage protection recovery point | 80 | 90 | Vac | |||
| Output over-voltage protection | +5V | 5.5 | 7.5 | V | 220Vac input,half load output test | |
| +12V | 13 | 17 | ||||
| -12V | -13 | -17 | ||||
| +24V | 26 | 32 | ||||
| Output over-current protection | +5V | 8 | 12 | A | When test, other ways are with full load test; under protection, other ways will not be affected. | |
| +12V | 5 | 9 | When test, other ways are with full load test; under protection, +5V, +24V will also be affected | |||
| -12V | 0.8 | 3 | When test, other ways are with full load test; under protection, all other ways will be affected. | |||
| +24V | 15 | 19 | When test, other ways are with full load test; under protection, +12V and +5V will be affected. | |||
| Short-circuit protection | Yes | Long-term short circuit protection, automatically recoverable | ||||
| EMC and others | |
| Parameter | Standard and requirements |
| RE | EN55022 - Class B |
| CE | EN55022 - Class B |
| RS | EN61000-4-3 test frequency: 27MHz ~ 800MHz, 800MHz ~ 960MHz, 960MHz ~ 1400MHz, 1.4GHz ~ 2GHz, field intensity: 3V/m; 10V/m; 3V/m; 10V/m, amplitude modulation: 80%AM(1kHz) |
| CS | EN61000-4-6 test frequency: 0.15MHz ~ 80 MHz, test strength:3V, amplitude modulation: 80%AM(1kHz) |
| ESD | EN61000-4-2 contact discharge: ±6KV, air discharge: ±8KV (criterion B) |
| EFT/B | EN61000-4-4 |
| Voltage dip and short-time interruption | EN61000-4-11, fall to 30%Ut, duration:10ms; fall to 60%Ut, duration: 500ms; fall to 95% Ut, duration: 5000ms; Criterion B, Criterion C |
| Vibration | Frequency 10Hz ~ 55Hz (sine sweep), amplitude: 0.35mm. |
| Shock | Peak value acceleration: 150m/s2, last time: 11ms |
| Collision test | Collision waveform: half sine wave; peak value acceleration: 180m/s2; pulse width: 6 ms; collision direction: 6 directions; collision times: 100 times per direction. |
| Static pressure test | TL=Wt×(S-1)×F×9.8(N) TL: pressure value, unit: N; Wt: package weight, unit: kg; S: allowed stacking layer, select the largest stacking layer; F: safety coefficient, usually choose 5; time to put pressure: 2 h. |
| Moisture proof | GB/T2423.4-1993, alternating damp heat test, 24～45°C, 95％RH, 48h |
| Mildew proof | GB/T2423.16-1999, mildew test, level: 2 |
| MTBF | MTBF≥200,000h |
| Smell requirements | No peculiar and harmful smell |
| Safety and insulation grade | ||
| Parameter | Requirement | Note |
| Input – output | 1500Vac/≤10mA//1min | No flashover, no breakdown |
| Input – earth | 1500Vac/≤10mA//1min | |
| Output – earth | 500Vdc/≤10mA//1min | |
| Grounding resistance | ＜0.1Ω | |
| Insulation resistance | ≥10MΩ | Under normal atmosphere, relative humidity: 90%, testing voltage: 500Vdc conditions, the insulation resistance of input to output, input to earth and output to earth shall be no less than 10MΩ. |
| Leakage current | ≤3.5mA | |
| Mechanical specifications | |
| L×W×H (mm) | As the following diagram |
| Weight (kg) | ≤1Kg |
3. Alarm
| Terminal instructions | Pin | Terminal definition | Terminal instructions | Pin | Terminal definition | |
| LPWR | 1 | GND | BPWR | 1 | GND | |
| 2 | GND | 2 | GND | |||
| 3 | +5V | 3 | +5V | |||
| 4 | +5V | 4 | +5V | |||
| 5 | +24V | 5 | +12V | |||
| 6 | +24V | 6 | -12V | |||
| 7 | GND | 7 | GND | |||
| 8 | GND | 8 | GND | |||
| 9 | +24V | |||||
| UPWR | 1 | +24V | CT1 | 1 | +5V | |
| 2 | +24V | 2 | +5V | |||
| 3 | +24V | 3 | +12V | |||
| 4 | GND | 4 | +24V | |||
| 5 | GND | 5 | +24V | |||
| 6 | GND | 6 | GND | |||
| 7 | +5V | 7 | GND | |||
| 8 | +5V | |||||
| 9 | GND | |||||
| 10 | GND |
4. Packing and Shipping
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.
5. Our Contact Information
Mobile Phone: 0086-13752765943
Telephone: 0086-0755 66600941
Email: info@estel.com.cn
lxf.estel@hotmail.com
Skype: fiona.liang10
Company Profile
Tianjin Estel Electronic Science and Technology Co.,Ltd
Introduction
Tianjin Estel Electronic Science and Technology Co., Ltd (ESTEL(GUANGDONG)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 R&D, manufacture, and sales of telecommunication equipment. Estel has a well-established team of technical and management experts who can meet customers’ specific needs accurately.
The base station integrated solutions and products include outdoor integrated telecom equipment cabinet, battery cabinet, RRU cabinet, power supply cabinet, environment monitoring system, TEC peltier air conditioner, AC220V compressor air conditioner, DC48V variable frequency air conditioner, heat exchanger, rectifier, UPS, embedded telecom power system etc. All the above solutions and products can be custom made.
Our products and solutions have been deployed all over China. Our main domestic customers are China Telecom, China Mobile, China Unicom, State Grid, Shenzhen / Beijing Metro and Huawei / ZTE etc. In addition, our products have been exported to Europe, North America, South America, Central America, Southeast Asia, Africa, Australia, Mid East countries, etc.
“ Customers First, Quality First ” is always our principle. We have attained many certifications, such as ISO9001, ISO14001, OHSAS18001, CE, UL, FCC etc. AS a telecom integrated solutions / energy saving system integrator in China, We have strong advantages in technology competitiveness, management competitiveness ,service competitiveness and price competitiveness. Through many years of experiences in design, production and implementation of different projects around the world, we have gained great reputation. Relying on professional technique and strict quality control, we will continuously offer high cost-effective products and solutions to our respectable customers globally. We will always try our best to meet customers’ need and requirement.
Company Capability
Trade & Market
| Main Markets | Total Revenue (%) |
| Domestic Market | 50.00% |
| Africa | 15.00% |
| Southeast Asia | 10.00% |
| South America | 5.00% |
| Central America | 5.00% |
| Australia | 3.00% |
| Mid East | 3.00% |
| North America | 2.00% |
| Southern Europe | 2.00% |
| Eastern Europe | 1.50% |
| Northern Europe | 1.00% |
| Western Europe | 1.00% |
| South Asia | 1.00% |
| Eastern Asia | 0.50% |
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