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The Valita 3310-3340 tower series covers 10 to 40 kVA with 3 phase input and 3 phase output, using online double conversion with backfeed protection and a true sine wave output. It is intended for government, finance, IT, education, transportation, broadcasting, medical and energy applications, and is available in versions with internal batteries or for external battery banks.
Features
- Online double conversion with backfeed protection, true sine wave output (3P/3P)
- 7 inch touch LCD with IoT functions
- High power density, small volume
- High reliability and environmental adaptability
- Parallel function up to 8 units
- Internal battery versions support a minimum of 20 batteries
- Standard breakers: mains input/output, bypass, maintenance bypass, battery
10-40 kVAPower Range
1Output Power Factor
up to 97%System Efficiency
Valita 3310 (10 kVA) Technical Specifications
| Model | TT010EB-20 | TT010EB-40 | TT010EB-80 |
|---|---|---|---|
| Series Model | Valita 3310 | ||
| Rated Power | 10kVA | ||
| MAIN INPUT | |||
| Input | 3P5W (3P+N+PE) | ||
| Rated Voltage | 380/400/415VAC (L-L); 220/230/240VAC (L-N) | ||
| Rated Frequency | 50/60Hz | ||
| Input PF | >0.99 | ||
| Current Distortion | THDi<2.2% (100% linear load) | ||
| Voltage Range | 304~478VAC (L-L) full load; 304~228VAC (L-L) power derate from 100% to 50% | ||
| Frequency Range | 40-70Hz | ||
| BATTERY | |||
| Rated Voltage | ±120VDC (default 20 PCS, 20-50 PCS selected) | ±240VDC (default 40 PCS, 30-50 PCS selected) | |
| Internal Battery Model | UPS with internal batteries, 12VDC/7~9Ah | ||
| External Battery Model | UPS for external batteries, settable | ||
| Internal Battery Quantity | 20PCS | 40PCS | 80PCS |
| External Battery Quantity | 20PCS (default, 20-50PCS optional) | 40PCS (default, 30-50PCS optional) | |
| Charging Capacity (Internal Battery) | up to 50%*Pout | ||
| Charging Capacity (External Battery) | up to 50%*Pout | ||
| Charging Accuracy | ±1% | ||
| BYPASS | |||
| Rated Voltage | 380/400/415VAC (L-L); 220/230/240VAC (L-N) | ||
| Voltage Range | Range: -40% ~ +25%, settable, default -20% ~ +15% | ||
| Frequency Range | 50/60Hz, settable: ±1Hz, ±3Hz, ±5Hz | ||
| INVERTER | |||
| Rated Voltage | 380/400/415VAC (L-L); 220/230/240VAC (L-N) | ||
| Rated Frequency | 50/60Hz | ||
| Output PF | 1 | ||
| Voltage Accuracy | ±1.0% | ||
| Output THDu | <1% (linear load), <5% (non-linear load according to IEC 62040-3) | ||
| Overload | 110%, 1 hour; 125%, 10 mins; 150%, 1 min; >150%, 200ms | ||
| Frequency Accuracy | 0.1% | ||
| Synchronize Window | Settable, ±0.5Hz-±5Hz, default ±3Hz | ||
| Slew Rate | Settable, 0.5Hz/s-3Hz/s, default 0.5Hz/s | ||
| Crest Factor | 3:1 | ||
| Phase Accuracy | 120°±0.5° | ||
| SYSTEM | |||
| Efficiency | up to 97% | ||
| Display | LED + 7 inch touch LCD | ||
| Safety Certification | IEC62040-1, IEC60950-1 | ||
| EMS Certification | IEC62040-2; IEC61000-4-2 (ESD); IEC61000-4-3 (RS); IEC61000-4-4 (EFT); IEC61000-4-5 (Surge) | ||
| Configuration | USB, RS232, RS485, Dry contact, Air filter, Cold start, Ethernet port | ||
| Options | SNMP card, AS400 card, Parallel kit | ||
| Environment | 0-40°C (operation); -25~70°C (storage); 0-95% (humidity, non-condensing) | ||
| PHYSICAL | |||
| Dimension W*D*H (mm), Internal Battery | 250*645*556 | 250*694*724 | 400*770*854 |
| Dimension W*D*H (mm), External Battery | 250*745*556 | ||
| Weight (kg), Internal Battery | 90 | 139 | 245 |
| Weight (kg), External Battery | 30.8 | ||
Valita 3320-3340 (20-40 kVA) Technical Specifications
| Model | TT020EB-40 | TT020EB-80 | TT030EB-80 | TT040B-80 |
|---|---|---|---|---|
| Series Model | Valita 3320 | Valita 3330 | Valita 3340 | |
| Rated Power | 20kVA | 30kVA | 40kVA | |
| MAIN INPUT | ||||
| Input | 3P5W (3P+N+PE) | |||
| Rated Voltage | 380/400/415VAC (L-L); 220/230/240VAC (L-N) | |||
| Rated Frequency | 50/60Hz | |||
| Input PF | >0.99 | |||
| Current Distortion | THDi<2.2% (100% linear load) | THDi<3% (100% linear load) | ||
| Voltage Range | 304~478VAC (L-L) full load; 304~228VAC (L-L) power derate from 100% to 50% | |||
| Frequency Range | 40-70Hz | |||
| BATTERY | ||||
| Rated Voltage | ±240VDC (default 40 PCS) | |||
| Internal Battery Model | UPS with internal batteries, 12VDC/7~9Ah | |||
| External Battery Model | UPS for external batteries, settable | |||
| Internal Battery Quantity | 40PCS | 80PCS | ||
| External Battery Quantity | 40PCS (default, 30-50PCS optional) | |||
| Charging Capacity (Internal Battery) | up to 50%*Pout | up to 20%*Pout | ||
| Charging Capacity (External Battery) | up to 50%*Pout | up to 20%*Pout | ||
| Charging Accuracy | ±1% | |||
| BYPASS | ||||
| Rated Voltage | 380/400/415VAC (L-L); 220/230/240VAC (L-N) | |||
| Voltage Range | Range: -40% ~ +25%, settable, default -20% ~ +15% | |||
| Frequency Range | 50/60Hz, settable: ±1Hz, ±3Hz, ±5Hz | |||
| INVERTER | ||||
| Rated Voltage | 380/400/415VAC (L-L); 220/230/240VAC (L-N) | |||
| Rated Frequency | 50/60Hz | |||
| Output PF | 1 | |||
| Voltage Accuracy | ±1.0% | |||
| Output THDu | <1% (linear load), <5% (non-linear load according to IEC 62040-3) | |||
| Overload | 110%, 1 hour; 125%, 10 mins; 150%, 1 min; >150%, 200ms | |||
| Frequency Accuracy | 0.1% | |||
| Synchronize Window | Settable, ±0.5Hz-±5Hz, default ±3Hz | |||
| Slew Rate | Settable, 0.5Hz/s-3Hz/s, default 0.5Hz/s | |||
| Crest Factor | 3:1 | |||
| Phase Accuracy | 120°±0.5° | |||
| SYSTEM | ||||
| Efficiency | up to 97% | up to 96% | ||
| Display | LED + 7 inch touch LCD | |||
| Safety Certification | IEC62040-1, IEC60950-1 | |||
| EMS Certification | IEC62040-2; IEC61000-4-2 (ESD); IEC61000-4-3 (RS); IEC61000-4-4 (EFT); IEC61000-4-5 (Surge) | |||
| Configuration | USB, RS232, RS485, Dry contact, Air filter, Cold start, Ethernet port | USB, RS232, RS485, Dry contact, Cold start | ||
| Options | SNMP card, AS400 card, Parallel kit | SNMP card, AS400 card, Parallel kit, Air filter | ||
| Environment | 0-40°C (operation); -25~70°C (storage); 0-95% (humidity, non-condensing) | |||
| PHYSICAL | ||||
| Dimension W*D*H (mm), Internal Battery | 250*694*724 | 400*770*854 | 350*823*1200 | |
| Dimension W*D*H (mm), External Battery | 250*745*556 | 250*782*650 | ||
| Weight (kg), Internal Battery | 140 | 248 | 250 | 262 |
| Weight (kg), External Battery | 31.8 | 32.35 | 49 | |
Specifications from the official Valita catalogue (Valita-3-Phase-Tower-10-40kVA-2025.pdf). Model codes are shown as printed in the catalogue. Specifications are subject to change without prior notice.