Product overview
Santak Castle series UPS (1~10kVA) is listed by Iwell for online UPS enquiries. The published specifications include Power range: 1–10 kVA. Compare both VA and W ratings, input/output voltage, connections and installation space. Specify the actual load and desired backup time when reviewing battery options.
Features
- Double conversion with 0ms transfer time
- Green power design, input PF up to 0.99 and output PF up to 0.9
- Over Voltage Cut-off Device function to provide best input protection
- ECO mode available, efficiency up to 97%
- Parallel function for N+X redundancy for 6~10kVA
- LCD display
- RS232 or USB standard offer, SNMP/Dry contact/Modbus communication slot card optional
- Standard model (with batteries)/ Long backup model (without battery) offer
- 6A charger for long backup model to fasten the recharge time
- CE compliance
Santak Castle selection and documents
Compare both VA and W ratings, input/output voltage, connections and installation space. Specify the actual load and desired backup time when reviewing battery options.
Use the specification table below and the Documents tab to review Castle. Match the exact model or series configuration before ordering. Read the selection guidance.
Compare online UPS products or browse Santak product families. For a quotation, provide the complete model, quantity, destination and required configuration.
Technical specifications
Castle 1–3 kVA specifications
| Parameter | Castle 1K | Castle 1KS | Castle 2K | Castle 2KS | Castle 3K | Castle 3KS |
|---|---|---|---|---|---|---|
| Rating (VA/W) | 1000 VA/900 W | 1000 VA/900 W | 2000 VA/1800 W | 2000 VA/1800 W | 3000 VA/2700 W | 3000 VA/2700 W |
| Input — Voltage range | 100–300 VAC | |||||
| Input — Frequency range | 40–70 Hz | |||||
| Input — Wiring | Single phase with ground | |||||
| Input — Power factor | 0.99 | |||||
| Output — Power factor | 0.9 | |||||
| Output — Nominal voltage | 220/230/240 VAC | |||||
| Output — Voltage regulation | 1% | |||||
| Output — Frequency range (battery mode) | 50/60 ±0.05 Hz | |||||
| Output outlet — IEC model | IEC C13 ×4 | IEC C13 ×3 | IEC C13 ×4 | IEC C13 ×6 | IEC C13 ×4 + C19 ×1 | IEC C13 ×3 + terminal blocker |
| Output outlet — Schuko model | 3×SCHUKO | 2×SCHUKO | 4×SCHUKO | 2×SCHUKO + 1×IEC 10A | 4×SCHUKO | 2×SCHUKO + 1×IEC 16A |
| Output outlet — NEMA model | 4×(SCHUKO/NEMA) | NA | 4×(SCHUKO/NEMA) | NA | 4×(SCHUKO/NEMA) + 1×Terminal blocker | NA |
| Output outlet — Universal model | 3×UNIVERSAL | 1×UNIVERSAL | 4×UNIVERSAL | 2×UNIVERSAL + 1×IEC 10A | 4×UNIVERSAL | 2×UNIVERSAL + 1×IEC 16A |
| Output — Current crest ratio | 3:1 | |||||
| Output — Voltage distortion (THDv) | <1% @linear load, <5% @non-linear load | |||||
| Output — Waveform | Pure sine wave | |||||
| Efficiency — Inverter mode | >89% | >89% | >91% | >91% | >91% | >91% |
| Efficiency — ECO mode | >97% | |||||
| Battery — Type | 12 V / 9 Ah | External batteries required | 12 V / 9 Ah | External batteries required | 12 V / 9 Ah | External batteries required |
| Battery — Number of internal batteries | 2 | External batteries required | 4 | External batteries required | 6 | External batteries required |
| Battery — Rated voltage | 24 V | External batteries required | 48 V | External batteries required | 72 V | External batteries required |
| Battery — Backup time (@full load) | >3.5 min | Depends on customer configuration | >3.5 min | Depends on customer configuration | >3.5 min | Depends on customer configuration |
| Battery — Recharge time (to 90%) | 4 hours | Depends on customer configuration | 4 hours | Depends on customer configuration | 4 hours | Depends on customer configuration |
| Battery — Charging current | 1.5 A | 6 A | 1.5 A | 6 A | 1.5 A | 6 A |
| Transfer time — Battery mode ↔ Inverter mode | 0 ms | |||||
| Transfer time — Inverter mode ↔ Bypass mode | 4 ms (typical) | |||||
| Display — LCD | Load rating/battery capacity/input/output/operating mode | |||||
| Dimensions (W×H×D) | 144×228×356 mm | 102×228×346 mm | 190×327×399 mm | 102×327×390 mm | 190×327×399 mm | 102×327×390 mm |
| Net weight | 9.2 kg | 3.9 kg | 17.4 kg | 6.4 kg | 22.7 kg | 6.4 kg |
| Environment — Operating temperature | 0–40°C | |||||
| Environment — Noise level¹ | <40 dB @1 meter | |||||
| Interface — RS232 | IEC model and UNIVERSAL model: RS232; SCHUKO model and SCHUKO/NEMA adaptable model: USB+EPO, no RS232 | |||||
| Interface — Communication slot | Yes, compatible with optional NMC, CMC, AS400 cards | |||||
Castle 6–10 kVA specifications
| Parameter | Castle 6K | Castle 6KS | Castle 10K | Castle 10KS |
|---|---|---|---|---|
| Power rating (VA/W) | 6000 VA/5400 W | 6000 VA/5400 W | 10000 VA/9000 W | 10000 VA/9000 W |
| Input — Voltage range | 120–275 VAC | |||
| Input — Frequency range | 40–70 Hz | |||
| Input — Wiring | Single phase with ground | |||
| Input — Power factor | ≥0.99 | |||
| Output — Voltage | 220 VAC | |||
| Output — Voltage regulation | ±1% | |||
| Output — Wiring | Single phase with ground | |||
| Output — Frequency range | 50/60 Hz ±0.2 Hz (battery mode) | |||
| Output — THDV | <2% (linear load); <4% (non-linear load) | |||
| Output — Waveform | Pure sine wave | |||
| Output — Overload capability | 1 min @125–105% load; 30 s @150–125% load; 0.5 s @>150% load | |||
| Efficiency — Line mode | Up to 94% | |||
| Efficiency — ECO mode | Up to 98% | |||
| Battery and charger — Battery quantity | 15 pcs (internal) | 16 pcs (external) | 16 pcs (internal) | 16 pcs (external) |
| Battery and charger — Battery capacity | 12 V / 7 Ah | Depends on customer configuration | 12 V / 9 Ah | Depends on customer configuration |
| Battery and charger — Backup time | >4 min | Depends on customer configuration | >4 min | Depends on customer configuration |
| Battery and charger — Recharge current | Standard model 1.2 A; Long backup time model 4 A | |||
| Display — LCD+LED | Load rating/battery capacity/input/output/operating mode | |||
| Communication port | RS232 standard offer, USB optional | |||
| Extendable communication card | Dry Contact Card, USB card, MODBUS card and NMC card are optional | |||
| Software | Winpower | |||
| Product dimensions (W×D×H), mm | 248×500×565 | 212×500×420 | 248×500×565 | 212×500×420 |
| Product weight (kg) | 59 | 14 | 62 | 16 |
| Environment — Operating temperature | 0–40°C | |||
| Environment — Audible noise | <50 dB @1 meter¹ | |||
| Certifications and standard | IEC61000, IEC62040, CE | |||
Notes
Noise level may vary with equipment, configuration, temperature, etc.
All internal batteries are default as STK brand, any other battery brand might be applied without prior notice;
NEMA model and UNIVERSAL model are not conformed with CE Standard;
Noise level may vary with equipment, configuration, temperature, etc.
All internal batteries are default as STK brand, any other battery brand might be applied without prior notice.











