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Description
ETP4890-B2A1 subrack composed by 3xR4830G 1xSMU01B
Rectifier voltage input range of 85 V AC to 290 V AC
HVDC input range of 300 V DC to 400 V DC
Maximum output power: 6000 W
Provides comprehensive battery management
Hot swapping of rectifiers and the SMU
The SMU01B supports access network master/slave protocols, which allows Huawei to access network communications equipment to connect to the U2000.
Apply for Huawei OLT, Huawei OSN, Huawei Router, and Huawei Switch.
ETP4890-B2A1 supports a maximum of three R4830G1s rectifiers. It is an embedded telecom power system that supplies power to –48 V DC communications equipment. It has a maximum output current of 90 A.
Tech Specs
| Technical Specifications | ||
| Category | Item | Specification |
| Input | Input system | Single-phase AC input: 85–290 V AC HVDC input: 300–400 V DC |
| Input frequency | 45-66 Hz (rated frequency: 50 Hz or 60 Hz) | |
| Power factor (PF) | ≥ 0.99 (rated input, with loads) | |
| DC output | Output voltage range | -42 V DC to -58 V DC |
| Default output voltage | -53.5 V DC | |
| Max. output power | 6000 W | |
| Regulated voltage precision | ≤ ±1% | |
| Peak-to-peak noise voltage | ≤ 200 mV (rated input voltage and load) | |
| Unbalance of load sharing | ≤ ±5% (with 50% to 100% loads) | |
| Structure | Dimensions (H x W x D) | 86.1 mm x 535.1 mm x 255 mm |
| Weight | ≤ 10 kg (without rectifiers and SMU) | |
| Protection level | IP20 | |
| Installation mode | Equipped with mounting ears to adapt to ETS cabinets | |
| Cable routing | Routed from the front | |
| Maintenance mode | Maintained from the front | |
| Heat dissipation mode | Natural heat dissipation | |
| Configurations | ||
| Applicable environment | Indoor Class B | |
| DC power distribution | DC output: one 10 A and three 30 A DC load routes Battery: one 40 A battery route |
|
| Rectifier | A maximum of three R4830G1s | |
| Site monitoring module (SMU) | SMU01B | |
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