Model
NX-1K / NX-2K / NX-3K
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Topology
Online double-conversion
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Power Rating
NX-1K: 1 kVA / 0.9 kW
NX-2K: 2 kVA / 1.8 kW
NX-3K: 3 kVA / 2.7 kW
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Input
Nominal Voltage: 220/230 Vac, 1 phase 2 Wire (1PH+PE)
Voltage Range: 180~285 Vac (full load), 120~180 Vac (with derating to 60~100%)
Frequency: 50/60 Hz ± 10 Hz
Power Factor: > 0.99 (full load)
Connection
NX-1K/2K: IEC C14 x1
NX-3K: IEC C20 x1
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Output
Nominal Voltage: 208(1), 220, 230, 240 Vac
Voltage Regulation: ±1%
Frequency: 50/60 Hz ± 3 Hz
Total Harmonic Distortion (THDv): < 3% (linear load)
Power Factor: 0.9
Connection
NX-1K/2K: IEC C13 x4
NX-3K: IEC C13 x4 + Terminal
Overload Capability
< 105%: continuous
106~110%: 10 mins
111~130%: 30s.
131~150%: 3s.
> 150%: immediately
Current Crest Ratio: 3:1
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Efficiency
Online Mode: Up to 90%
ECO Mode: Up to 95%
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Battery
Battery Type: VRLA
Nominal Voltage
NX-1K: 24 Vdc
NX-2K: 48 Vdc
NX-3K: 72 Vdc
Quantity
NX-1K: 2 pcs
NX-2K: 4 pcs
NX-3K: 6 pcs
Runtime - 100% load
NX-1K: 3.1 mins
NX-2K: 3.3 mins
NX-3K: 3.6 mins
Runtime - 70% load
NX-1K: 6.1 mins
NX-2K: 6.5 mins
NX-3K: 6.9 mins
Charge Current: 1 A
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Communication Interface
Display: LCD screen with LED indicators
Port: USB, RS-232, mini slot (option for Modbus TCP/IP, SNMP)
Audible Alarm: Battery mode, Low battery, Overload, Fault, Bypass mode
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Physical
Dimensions (W x D x H)
NX-1K: 145 x 282 x 220 mm
NX-2K: 145 x 397 x 220 mm
NX-3K: 190 x 421 x 318 mm
Net Weight
NX-1K: 9.2 kg
NX-2K: 16.8 kg
NX-3K: 27 kg
Packing Dimensions (W x D x H)
NX-1K: 230 x 360 x 325 mm
NX-2K: 230 x 590 x 355 mm
NX-3K: 320 x 560 x 460 mm
Packing Weight
NX-1K: 10.3 kg
NX-2K: 18.6 kg
NX-3K: 28.4 kg
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Environment
Operating Temperature: 0~50°C (40~50°C de-rating to 70% load)
Humidity: 20~90% (non-condensing)
Audible Noise(2): < 45 dBA
Altitude: 0-4,000 m (derating 1%/100 m from 1,000-4,000 m)
Storage Temperature: -20 to +50°C
Ingress Protection: IP20
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Comformance
Safety: CE, TISI
EMC: IEC 62040-2
Performance: IEC 62040-3
Sustainability: RoHS, REACH
(1) De-rating to 70% load
(2) Audible noise test with UPS < 75% load at 25°C in online mode
All specifications are subject to change without prior notice.
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Runtime Table
