Integrated DC Power 48VDC 90A Telecom Power Supply With Hot Plug Rectifier
Introduction:
The CNHT4890S is specially designed to meet the demand for compact, flexible, high performance, high reliability power supply. The system consists of 1-3 units CNHT2000 high/ standard efficiency rectifier modules of their mixture, a MC2000 monitor modu;e, AC/DC distributors, 19 inches and 3U height standard structure adapts to various telecom cabinet and racks.
Applications:
Marco/micro BTS sites, GSM-R, Enterprise, Broadband access, Optical fiber transmission system
Key features:
Operation ambient | ||||
Item | Specification | Remark | ||
Storage temperature | -40~+70℃ | |||
Operation temperature | -30~+65℃ | |||
Safety | According to EN60950 and IEC60950 | |||
communication | RS232+dry contact+SNMP | |||
Operation Moisture | 10~95% | Non- condensing | ||
System configuration | ||||
Model | DC capacity | Rectifiers | Monitor | Battery access |
CNHT4890S | 48V/90A | 1-3 units | MC2000 | 1~2 strings |
Distribution | ||||
AC input | 63A/2p×1 | |||
Battery | 63A/1P×2 | |||
DC output | 63A/1P×1+40A/1P+32A/1P×3 | LLVD standard configuration | ||
32A/1P×3+16A/1P×1+10A/1P×1 | BLVD standard configuration | |||
Power specification | ||||
Specification | Remark | |||
Input voltage | 85 ~ 300V/45~65Hz | TN/TT grounding system | ||
Output voltage | -42~-58.5V | Nominal -53.5V | ||
Rectifier power | 1800W/2000W | CNHT1800/2000M/2000H | ||
Surge current capacity | Nominal 20kA(8/20us), Max. 40kA | AC input surge protection | ||
5kA(8/20us) | DC output surge protection | |||
Mechanical specification | ||||
Parts | Dimension/mm | Weight /KG | ||
Subrack | 48.2×355×132 | 9.6 | ||
Rectifier module | 395×106×42 | 1.7 | ||
Monitor | 230×85×42.5mm | 0.8 | ||
Battery chamber | / | |||
mounting | 19’’rack |