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UPS Norden 20kVA / 20kW Double Conversion Rack/Tower 3/3, 3/1 with TFT display (External Battery) CN5320MP-RM
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Power capacity: 20,000 VA / 20,000 W
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Output waveform: Pure sine wave
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Battery: 30–50 x 12V (±180V ~ ±300VDC)
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Charging current: 20A (adjustable)
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Display: LCD shows voltage, load, frequency, operating mode, errors, battery status
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Protection: Overload, short circuit, overtemperature, low battery, system fault
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Alarm: Audible and visual (LED + LCD)
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Communication: RS232, RS485, parallel port, SNMP/relay slot (optional), EPO
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Transfer time: 0ms (to battery / to bypass)
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Noise level: <58 dB
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Dimensions (WxDxH): 443 x 580 x 131 mm
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Net weight: 32 kg
- Estimated Delivery : Up to 4 business days
- Free Shipping & Returns : On all orders over $200
UPS Norden 20kVA / 20kW Double Conversion Rack/Tower 3/3, 3/1 with TFT display is a high-performance online double-conversion uninterruptible power supply (UPS), supporting 3/3, 3/1, and 1/1 modes. With a true power factor of 1.0, it delivers full-rated power to critical equipment. Designed for flexibility, the unit supports both rackmount and tower installations, and up to 4 units in parallel (N+X redundancy). Ideal for data centers, server rooms, and industrial systems requiring stable and reliable power.
General Features
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True Online Double Conversion technology with full digital DSP control
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Output Power Factor = 1.0: Delivers 100% active power
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Flexible form factor: Rack or Tower convertible design with TFT display
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Parallel Redundancy (N+X): Supports up to 4 units in parallel for scalability and reliability
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Wide Input Voltage Range: 208–478Vac
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Wide Frequency Range: 40–70Hz
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Low Input THDi < 3%: Reduces electrical noise and power losses
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Dual AC Input Support: Enhances power availability and system reliability
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High Charging Current: Up to 20A, configurable based on battery setup
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Supports ECO Mode: Improves energy efficiency during stable conditions
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Cold Start Function: Can start UPS on battery without AC input
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Frequency Conversion Mode: 50Hz ↔ 60Hz
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Intelligent Fan Control: Varies speed based on load and internal temperature
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Battery Flexibility: Supports 30–50 x 12V batteries (±180V to ±300VDC)
| Power Capacity | |
| VA | 20,000 |
| Watts | 20,000 |
| Input | |
| Nominal Voltage | 380/400/415Vac (3Ph+N+PE), 220/230/240Vac (L+N+PE) |
| Operating Voltage Range | 208 ~ 478Vac |
| Frequency Range | 40 ~ 70Hz (Auto-sensing for 50/60Hz) |
| Input Power Factor | ≥ 0.99 |
| Bypass Voltage Range | Max: 220V: +25% (Optional +10%, +15%, +20%)230V: +20% (Optional +10%, +15%)240V: +15% (Optional +10%)Min: -45% (Optional -20%, -30%) |
| ECO Range | Same as bypass |
| Generator Compatible | Supported |
| Output | |
| Output Voltage | 380/400/415Vac (3Ph+N+PE), 220/230/240Vac (L+N+PE) |
| Output Power Factor | 1 |
| Voltage Regulation | ±1% |
| Frequency (Line Mode) | ±1% / ±2% / ±4% / ±5% / ±10% of rated frequency (selectable) |
| Frequency (Battery Mode) | 50/60Hz (±0.1Hz) |
| Crest Factor | 3:01 |
| THDv | ≤2% (linear load), ≤5% (non-linear load) |
| Efficiency | Up to 95% |
| Output Waveform | Pure Sine Wave |
| Battery | |
| Battery Quantity | 30/32/34/36/38/40/42/44/46/48/50 pcs of 12V |
| Charging Current | Max 20A (adjustable based on installed capacity) |
| System Features | |
| Transfer Time | Mains → Battery: 0msInverter → Bypass: 0ms |
| Overload (Line Mode) | ≤110%: 60 mins≤125%: 10 mins≤150%: 1 min>150%: transfer to bypass immediately |
| Overload (Bypass Mode) | <125%: Long-term operation via breaker |
| Short Circuit | Entire system shutdown |
| Overheat Protection | Line Mode: Switch to bypassBattery Mode: Shutdown immediately |
| Low Battery | Alarm and automatic shutdown |
| Self-Diagnostics | At startup and via control software |
| Battery Management | Smart charge/discharge |
| Alarms | AC failure, low battery voltage, overload, system fault |
| LED & LCD Indicators | Line Mode, Battery Mode, ECO, Bypass, Battery Warning, Overload, UPS Fault |
| LCD Display | Input/output voltage and frequency, Load %, Battery voltage, Internal temp., Remaining backup time |
| Communication Interfaces | RS232, RS485, Parallel port, Smart slot (SNMP/Relay optional), BMS (optional), EPO, MAINTAIN-AUXSWS |
| Environmental | |
| Operating Temperature | 0 ~ 40°C |
| Storage Temperature | -25 ~ 55°C |
| Humidity Range | 0 ~ 95% RH (non-condensing) |
| Altitude | <1500m |
| Noise Level | <58dB |
| IP Rating | IP20 |
| Standards | |
| Safety | CE, IEC/EN62040-1, IEC/EN62477-1 |
| EMC | IEC/EN62040-2, IEC61000-4-2/-3/-4/-5/-6/-8 |
| Physical | |
| Dimensions (WxDxH) | 443 x 580 x 131 mm |
| Net Weight(kg) | 32 |
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