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| Technical Specifications | ||
| Environment | Operating temperature | –40°C to +65°C |
| Transport temperature | –40°C to +70°C | |
| Storage temperature | –40°C to +70°C | |
| Operating humidity | 5%–95% RH (non-condensing) | |
| Storage humidity | 5%–95% RH (non-condensing) | |
| Altitude | 0 m to 4000 m | |
| (When the altitude ranges from 3000 m to 4000 m, the operating temperature decreases by 1°C for each additional 200 m.) | ||
| AC input | Input system | ETP48200-C5B4: 220/380 V AC three-phase, compatible with 220 V AC single-phase |
| ETP48200-C5B5: 110 V AC dual-live-wire, compatible with 220 V AC single-phase | ||
| Input frequency | 45–66 Hz (rated frequency: 50 Hz or 60 Hz) | |
| Power factor (PF) | ≥ 0.99 (rated load power) | |
| DC output | Output voltage range | –42 V DC to –58 V DC |
| Default output voltage | –53.5 V DC | |
| Maximum output power | 12000 W (supports N+1 backup and keeps long-term operating current output within 150 A) | |
| Regulated voltage precision | ≤ ±1% (The output voltage is within 53.5 V DC ±0.1 V DCunder 50% loads.) | |
| Peak-to-peak noise voltage | ≤ 200 mV (rated input voltage and load) | |
| Telephone noise weighting voltage | ≤ 2 mV (300–3400 Hz, input power ≤ 264 V AC) | |
| Current imbalance | ≤ ±5% (50%–100% load) | |
| AC input protection | AC input overvoltage protection threshold | ≥ 300 V AC |
| AC input overvoltage recovery threshold | 290 V AC to 300 V AC | |
| AC input undervoltage protection threshold | ≤80 V AC | |
| AC input undervoltage recovery threshold | 80 V AC to 90 V AC | |
| DC output protection | DC output overvoltage protection threshold | –58.5 V DC to –60.5 V DC |
| Structure | Power system dimensions (H x W x D) | 219.5 mm x 482.6 mm x 330 mm |
| Weight | ≤ 20 kg (excluding rectifiers) | |
| Protection level | IP20 | |
| Installation mode | Installed in a 19-inch rack | |
| Cabling | Routed in and out from the top | |
| Maintenance mode | Maintained from the front | |
| Heat dissipation | Nature heat dissipation | |
| PDU specification | ||
| Input system | 220/380 V AC three-phase four-wire, compatible with 220 V AC single-phase | |
| AC power distribution | AC input: one 3-pole 63 A circuit breaker AC output: one 1-pole 20 A circuit breaker |
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| DC power distribution | BLVD route: one 1-pole 63 A circuit breaker, three 1-pole 32 A circuit breakers, and one 1-pole 16 A circuit breaker LLVD route: two 1-pole 80 A circuit breakers and three 1-pole 32 A circuit breakers |
|
| Battery route | Two 1-pole 125 A circuit breakers | |
| Configurations | ||
| Subrack | 3 U power distribution space 1 U SMU 1 U rectifier space |
|
| PDU | AC power distribution: AC input circuit breaker and AC output circuit breaker DC power distribution: battery low voltage disconnection (BLVD) route, load low voltage disconnection (LLVD) route, and battery route |
|
| Rectifier | A maximum of four R4850N2s or R4850G2s | |
| SMU | SMU02B | |
| User interface module (UIM) | UIM02C | |
| Surge protective device (SPD) | AC surge protection: nominal lightning strike discharge current of 30 kA (8/20 µs), maximum lightning strike discharge current of 60 kA (8/20 µs) DC surge protection: 10 kA (8/20 µs) in differential mode, 20 kA (8/20 µs) in common mode |
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