Product Specifications
Product Description
Introduction
DJN series are applicable to telecom systems with 48Vdc power supply, adopting high efficiency SPWM inversion technology. Main machine can take the AC/DC power supply from Power room directly. With the aid of professional noise reduction measures, DJN series can be connected to teleprinter, telegraph terminal, wireless paging equipment, data switching exchange, local exchange, microwave communication equipment, program controlled exchange charging system, fax machine and all kinds of AC instrument, computer equipment and various communication equipment. There are rack and tower type for options.
Main Features:
Compliant with communication standard of AC and DC power supply system
High performance SPWM inversion technology
Wholesome protective measures
Low DC end current noise
|
Model |
DJN1000-J |
DJN2000-J |
DJN3000-J |
|
INPUT |
Voltage (Vdc) |
40-57 |
|
Rated Current |
20 |
40 |
60 |
|
OUTPUT |
Capacity (VA/W) |
1000/700 |
2000/1400 |
3000/2100 |
|
Voltage (Vac) |
220, 230± 2% |
|
Waveform |
Sine wave, THD< 3% |
|
Frequency (Hz) |
50± 0.5% |
|
OTHER |
Panel Display |
LED indicators show status of UPS’ operation |
|
Protection |
Protection for battery low voltage, over voltage, overload,
short-circuit and over temperature, utility bypass. |
|
Communication Interface |
RS232 and dry contactor(common one port only) |
|
Dimension (WxDxH) (mm) |
430´ 465´ 2U |
|
Weight (kg) |
10 |
11 |
12 |
*Public listed (Code: 600405, Shanghai Stock Exchange) and fast growing company founded by a group of electronic engineers in 1995.
*Specialized in providing OEM/ODM services with range product lines both standard and customized.
*Built a strong R&D platform and a flexible production center with talented personnel, advanced facilities and proximately 15, 000 sq. M floor area.
*Providing cost-effective and propt-delivered products due to our streamlined business operation and China manufacturing hub.
*Certified with ISO9001, ISO14001and GB/T28001 with continuous quality improvement.
*Established as one of the major power suppliers for China telecom operators.
*Being active in international markets especially covering S. E. Asia, USA and Europe through long-term cooperation with local partners.
