Shenzhen Toptoday Network Co., Ltd.
| Delivery Time | 5-8days |
| Output Power | 3500W |
| Output Type | Multiple |
| Output Voltage | 42V-58V |
| Output Current | 0A-65.5A |
| Product name | R48-3500e Switching Power Supply |
| Application | FTTH FTTB FTTX Network |
| Input Voltage | 85VAC~300VAC |
| Warranty | 1 Year |
| Brand Name | Emerson |
| Model Number | R48-3500e |
| Certification | CE RoHS FCC |
| Place of Origin | China, Guangdong |
View Detail Information
Explore similar products
Emerson Power Module HD22010-3 500W DC Screen Charging Module
Emerson DC Power HD2440-2 24V 40A communication power supply rectifier module
Emerson R48-2900U Switched Mode Communication Power Supply 48V 2900W 50A
Emerson 5800W 100A R48-5800a/R48-5800e DC Power Rectifier Module
Product Specification
| Delivery Time | 5-8days | Output Power | 3500W |
| Output Type | Multiple | Output Voltage | 42V-58V |
| Output Current | 0A-65.5A | Product name | R48-3500e Switching Power Supply |
| Application | FTTH FTTB FTTX Network | Input Voltage | 85VAC~300VAC |
| Warranty | 1 Year | Brand Name | Emerson |
| Model Number | R48-3500e | Certification | CE RoHS FCC |
| Place of Origin | China, Guangdong | ||
| High Light | 3000W Supply Power Module ，emerson rectifier module ，Emerson R48-3500e | ||
Emerson R48-3500e communication power supply power module 48V50A high efficiency module 3000W
Emerson R48-3500E overviews
Emerson's high-efficiency rectifier module R48-3500e adopts non-destructive hot-swappable technology. Its output and input have soft-start units, which will not cause system output voltage fluctuations when the module is plugged in.
Emerson R48-3500E technical parameters
1． Environmental conditions:
Operating temperature: -5C to 45C, 45C or more derate use
Storage temperature: -40C to 70C
Relative humidity: ≤ 95%RH, no condensation
Altitude: ≤ 2000m (more than 2000m requires derate use)
Cooling mode: Force air cooling
2． Input features:
Input voltage range: 85Vac to 290Vac, single-phase three-wire system
Rated input voltage: 200Vac to 250Vac
Power derate input voltage range: 85Vac to 176VA
Not operating to withstand static voltage: 415Vac
Rated input current: <16A@2900W
Input current: <19A@2900W/176Vac
Input shock current: <30A
Allow input grid frequencies: 45 to 65Hz
Rated input grid frequency: 50Hz/60Hz
3． Output features:
Output DC voltage range: 42V to 58V
Output DC current: 0A to 60.5A
Regulator accuracy ≤±0.5%
Load adjustment rate ≤± 0.5%
Voltage adjustment rate ≤± 0.1%
On-board punch ≤±1%
4． Output current limit features:
No level limit flow, current limit point 0A to 60.5A, can be adjusted by the monitoring module, flow limit accuracy
≤±1.5A(42V～58V)
5． Power factor and THD:
The power factor ≥ 0.90 to 25% to 50% rated output power
The power factor ≥ 0.98 to 50% to the rated output power
The power factor ≥ 0.99
THD ≤ 5% of the rated output power
6． Efficiency
Rated efficiency is greater than 91% and efficiency is 92%.
7． Homlow
The module current average flow error ± within 1.5A.
8． Temperature coefficient (1/C): 0.01% ≤±
9． Dynamic response
When the load is 50%-25%-50% or 50%-75%-50% step change, the response time ≤ 200ms, the over-adjustment ≤5%.
10． Start-up time
The boot mode can be selected by the monitoring module:
1) Normal power-on mode
The time delay from AC power-up to module output is less than 5 seconds.
2) Output slow start
This function is set by the external monitoring module is effective, the start-up time can be set by the monitoring module, can be set a range of 8s to 128s, accuracy ≤± 10%.
Emerson R48-3500e rectifier module specifications
| product name | R48-3500e |
| Dimensions | 87.9mm*85.3*272 |
| Working temperature | -40℃~70℃ |
| Altitude | ≤2000M (2000M with upper limit power) |
| Output power | 3500W* (when input voltage is 176VAC~30VAC) |
| Input voltage range | 85VAC~300VAC (single-phase three-wire system) |
| Rated input voltage | 200VAC~250VAC |
| Withstand static voltage when not working | 415VAC |
| Input current | <20@2900w/176VAC |
| Starting impulse current | 32A |
| Rated input grid frequency | 50HZ/60HZ |
| Output DC voltage range | 42V-58V |
| Output DC current | 0A-65.5A |
| Stabilization accuracy | ≤±0.5% |
| Load adjustment rate | ≤±0.5% |
| Voltage adjustment rate | ≤±0.1% |
| Power factor | ≥0.90 (@25%~50% rated output power) ≥0.90 (@50%~100% rated output power) |
| Efficiency | ≥91% |
| Over-voltage protection | input under-voltage protection point 80±VAC, input over-voltage protection point 305V±5VAC |
| Output overvoltage hardware protection point: | 58.5~59.5V (output overvoltage software protection point 56V~59V can be set through monitoring) |
| Module current sharing error | less than ±0.9A |
| Cooling method | forced air cooling |
| Safety standard | UL/EN/IEC 60950-2000 |
| Safety requirements | CE/UL/NEBS |
Our service
1. One-to-one "heart-to-heart service".
The sales representative only serves five customers.
We look at providing you with continuous long-term service, but not just one or two cooperation. 2
. Warranty. 1 year
3. Perfect after-sales service.
Specify the phone number 24 hours a day.
Mailbox and manager.
4. Quality assurance.
100% new material production, 100% reliable quality.
Company Details
Business Type:
Manufacturer,Agent,Seller
Year Established:
2009
Total Annual:
5000000-7000000
Employee Number:
20~50
Ecer Certification：
Active Member
Shenzhen Toptoday Network Co., Ltd. main CISCO HP H3C HUAWEI ZTE UBNT Mikrotik fiberhome...Network products. We are located in shenzhen, China. Here is one of the largest electric centers of China and gathers many famous brands from at home and abroad. We are a professional supplie... Shenzhen Toptoday Network Co., Ltd. main CISCO HP H3C HUAWEI ZTE UBNT Mikrotik fiberhome...Network products. We are located in shenzhen, China. Here is one of the largest electric centers of China and gathers many famous brands from at home and abroad. We are a professional supplie...
Get in touch with us
Leave a Message, we will call you back quickly!