Masters Series
An isolated three-in, single-out online UPS with built-in isolation transformer and full-load cold start, built for hospitals, plants and mid-size facilities.

- Capacity
- 10–30 kVA
- Efficiency
- > 92% online
- Transfer Time
- 0 ms
- Output THD
- < 1.5% linear load
- Input Window
- 304–456 VAC, three phase
- Battery
- 192 / 240 VDC · SMF or tubular
Key Features
- Three-In, Single-OutBalanced three-phase input, clean single-phase output.
- Built-In Isolation TransformerStrong anti-interference protection.
- Wide Input Window304–456 VAC for harsh supply conditions.
- Generator FriendlyStable on all types of fuel generators.
- Intelligent Battery ManagementABM extends battery life.
- Full-Load Cold StartStarts straight from the battery bank.
- Self-DiagnosisChecks itself before every start-up.
- Complete ProtectionOverload, short circuit, temperature and battery.
Specifications
| Specification | 10 kVAM 10 | 15 kVAM 15 | 20 kVAM 20 | 30 kVAM 30 |
|---|---|---|---|---|
| Input | ||||
| Input Voltage Range | 380 VAC ± 20%, 3Ph + N + PE | |||
| Frequency Range | 50 / 60 Hz ± 5% | |||
| Input Power Factor | > 0.97 with filter | |||
| Output | ||||
| Rated Capacity | 10 kVA / 8 kW | 15 kVA / 12 kW | 20 kVA / 16 kW | 30 kVA / 24 kW |
| Output Voltage | 220 / 230 VAC ± 0.5%, single phase | |||
| Output Frequency | 50 / 60 Hz ± 0.5% | |||
| Output Power Factor | 0.8 (0.9 optional) | |||
| Waveform THD | < 1.5% linear load | |||
| Crest Factor | 3 : 1 | |||
| Efficiency | > 92% online | |||
| Battery | ||||
| DC Voltage | 192 / 240 VDC depending on model | |||
| Battery Types | SMF VRLA or tubular | |||
| General | ||||
| Transfer Time | 0 ms, line ⇄ battery | |||
| Overload | > 125%: 1 min · > 150%: 200 ms | |||
| Display | LED status plus LCD for voltage, frequency, battery, load and temperature | |||
| Communication | RS232 · SNMP and dry contact optional | |||
| Operating Temperature | 0–40 °C | |||
| Noise | < 55 dB | |||
| Safety Standards | IEC / EN 62040-1, IEC / EN 62477-1 | |||
* Specifications may change as products are improved.
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