PRODUCT LIST
DELTA UPS FAMILIES
NT Series, Three Phase, 20-500 kVA
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Technical Specifications
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Model
NT-20K / NT-30K / NT-40K / NT-50K / NT-60K / NT-80K / NT-100K
NT-120K / NT-160K / NT-200K / NT-260K / NT-320K / NT-400K / NT-500K
Power Rating
● NT-20K
20 kVA / 16 kW
● NT-30K
30 kVA / 24 kW
● NT-40K
40 kVA / 32 kW
● NT-50K
50 kVA / 40 kW
● NT-60K
60 kVA / 48 kW
● NT-80K
80 kVA / 64 kW
● NT-100K
100 kVA / 80 kW
● NT-120K
120 kVA / 96 kW
● NT-160K
160 kVA / 128 kW
● NT-200K
200 kVA / 160 kW
● NT-260K
260 kVA / 208 kW
● NT-320K
320 kVA / 256 kW
● NT-400K
400 kVA / 320 kW
● NT-500K
500 kVA / 400 kW
Input
Nominal Voltage
208/120 Vac, 380/220 Vac, 400/230 Vac, 415/240 Vac, 480/277 Vac (3 phase, 4-wire + G)
Voltage Range
305~499 Vac
Current Harmonic Distortion
< 3% (with optional power filter, full load)
Frequency
45~65 Hz
Output
Voltage
208/120 Vac, 380/220 Vac, 400/230 Vac, 415/240 Vac, 480/277 Vac (3 phase, 4-wire + G)
220/230/240 Vac (1 phase, 2-wire + G)*
Output Power Factor
0.8
Voltage Harmonic Distortion
≤ 3% (linear load)
Voltage Regulation
±1% (static)
Frequency
50/60 Hz ± 0.01% (internal oscillator)
50/60 Hz ± 1% (synchronized)
Overload Capability
≤ 110%: 60 minutes
110~125%: 10 minutes
126~150%: 1 minute
Interface
Standard
RS232 x 1, RS485 x 2, SMART slot x 1, Output dry contact x 6
Other Features
Parallel Redundancy
Up to 8 units
Emergency Power Off
Local and remote
SRAM Event Log
500 records
Input Harmonic Improvement
Optional harmonic filter and 12-pulse rectifier
Efficiency
AC-AC
● NT-20K
90%
● NT-30K/40K
91%
● NT-50K/60K
91.5%
● NT-80K/100K
92%
● NT-120~200K
92.5%
● NT-260~500K
93%
ECO Mode
● NT-20K
> 97%
● NT-30~500K
> 97.5%
Environment
Operating Temperature
0~40ºC
Relative Humidity
0~95% (non-condensing)
IP Protection
IP20
Audible Noise (at 1.5 meters)
● NT-20~40K
≤ 60 dB
● NT-50~120K
≤ 65 dB
● NT-160K/200K
≤ 68 dB
● NT-260~400K
≤ 72 dB
● NT-500K
≤ 77 dB
Physical-6pules
Dimensions(W x D x H) **
● NT-20~80K
600 x 800 x 1400 mm
● NT-100K/120K
800 x 830 x 1700 mm
● NT-160K/200K
1200 x 830 x 1700 mm
● NT-260~400K
1600 x 995 x 1950 mm
● NT-500K
1900* x 995 x 1950 mm
Weight
● NT-20K
365 kg
● NT-30K
365 kg
● NT-40K
425 kg
● NT-50K
460 kg
● NT-60K
506 kg
● NT-80K
525 kg
● NT-100K
700 kg
● NT-120K
745 kg
● NT-160K
1050 kg
● NT-200K
1085 kg
● NT-260K
1680 kg
● NT-320K
1720 kg
● NT-400K
1920 kg
● NT-500K
3110 kg*
* 500 kVA model is assembled into two cabinets: Inverter (width=1100 mm, 1760 kg) and Rectifier (width=800 mm, 1350 kg).
All specifications are subject to change without prior notice.
Product available regions :
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For region-specific product details and variations in specifications, please download the local leaflet or visit the local website.
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