TP48300B-N04C1 Indoor Site Power Cabinet
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Cabinet height: 480mm
Heat dissipation type: Natural Cooling,220V/380V AC
Application scenario: indoors
Maximum output current: 300A
Rate output voltage: 48V
Site monitoring unit: SMU06C
Supports a maximum of six R4850G2s or R4830G2s
The TP48300B-N04C1 is an indoor communications power system that supplies power to and back up power for -48 V DC communications equipment. The maximum output current of the 300 A.
| Cabinet Specifications |
||
| Dimensions (H x W x D) | 480 mm x 442 mm x 360 mm | |
| Weight | ≤ 30 kg (excluding rectifiers) | |
| Protection level | IP20 | |
| Installation mode | Floor mounted, wall mounted, battery stacked, or 19- or 21-inch standard rack mounted | |
| Maintenance mode | Maintained from the front and located against a wall (at least 100 mm away from the wall) | |
| Cabling | Routed in and out from the top | |
| Heat dissipation | Cools as the ambient temperature drops | |
| Configuration | ||
| Rectifier | A maximum of six R4850G2s or R4830G2s | |
| Maximum output current | 300 A | |
| Power distribution unit (PDU) | AC PDU: AC input circuit breaker
DC PDU: BLVD route, LLVD route, battery route |
|
| Site monitoring unit (SMU) | SMU06C | |
| surge protection device (SPD) | nominal surge discharge current: 20 kA (8/20 µs); maximum surge discharge current: 40 kA (8/20 µs) | |
| PDU specifications | ||
| AC power distribution | AC input circuit breaker | One 3-pole 63 A circuit breaker |
| AC output circuit breaker | One 2-pole 16 A circuit breaker (reserved) | |
| Rectifier AC input circuit breaker | Six 1-pole 63 A circuit breakers (reserved) | |
| DC power distribution | BLVD route | One 1-pole 63 A circuit breaker, one 1-pole 32 A circuit breaker, and two 1-pole 16 A circuit breakers |
| LLVD route | One 1-pole 100 A circuit breaker and two 1-pole 80 A circuit breakers | |
| Battery route | Two 1-pole 160 A fuse | |
| Electrical Specifications | ||
| AC input | Input system | 220/380 V AC three-phase, four-wire input system (compatible with 220 V AC single-phase input systems) |
| Input voltage | 85 V AC–300 V AC | |
| Input frequency | Range: 45-66 Hz; nominal frequency: 50/60 Hz | |
| Power factor | ≥ 0.99 (Rated input and full load) | |
| Total harmonic distortion (THD) | ≤ 5% (Vin = 208 V AC, 220 V AC, 230 V AC, 50%-100% load) | |
| DC output | Output voltage range | -42 V DC to -58 V DC |
| Default output voltage | –53.5 V DC | |
| Output power | Maximum output power = Output power of a single rectifier x Number of rectifiers | |
| Regulated voltage precision | ≤ ±1% | |
| Ripple and noise | ≤ 200 mVp-p | |
| Noise weighting | ≤ 2 mV | |
| Imbalance of load sharing | < ±5% (20%-100% loaded) | |
| AC input protection | AC input overvoltage protection threshold | 300 V AC |
| AC input overvoltage recovery threshold | When the voltage is restored to 290 V AC, the output resumes. | |
| AC input undervoltage protection threshold | < 85 V AC | |
| AC input undervoltage recovery threshold | When the voltage is restored to 90 V AC, the output resumes. | |
| DC output protection | DC output overvoltage protection threshold | Range: 58.5-60.5 V DC
1. If an overvoltage occurs due to an internal fault in a rectifier, the rectifier locks out. 2. If the external voltage is higher than 63 V for more than 500 ms, the rectifier locks out. |
| AC surge protection | Level-C surge protection, nominal lightning strike discharge current: 20 kA (8/20 µs). The maximum lightning strike discharge current is 40 kA (8/20 µs). | |
| DC surge protection | Differential mode: 10 kA (8/20 µs); common mode: 20 kA (8/20 µs) | |
| Safety and regulatory design | Complies with the IEC/EN60950-1. | |
| Mean time between failures (MTBF) | 200,000 hours (at 25°C) | |
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