Delta NT Series User Manual

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102
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Power rating kVA (P.F.=0.9) 10 15 20 30 40 50 60 80 100 120 160 200 260 320 400 500
Input
Nominal voltage V
380 / 220, 400 / 230, 415 / 240 or 480/ 277, 208/ 120 (3 4W+G)
380, 400, 415 or 480 , 208 , 220 (3 3W+G)
Voltage range % ±20
1RPLQDOIUHTXHQF\ Hz 50 / 60
)UHTXHQF\UDQJH %±5
Nominal current
(480/277Vac)
A 18 27 34 51 67 83 100 132 160 193 257 321 413 508 635 793
Nominal current
(400/230Vac)
A 21 31 40 59 79 98 117 155 194 232 309 386 502 618 773 966
Nominal current
(208/120Vac)
A 42 63 79 118 154 192 231 304 381 457 -- -- -- -- -- --
Output
Nominal voltage V
220, 230, 240 (1 2W +G) ; *
1
380 / 220, 400 / 230, 415 / 240 or 480/277, 208/120 (3 4W+G)
T.H.D.(with linear load) %

3
Voltage regulation:
static % ±1
dynamic % ±5
1RPLQDOIUHTXHQF\ Hz 50 / 60
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with internal oscillator % ±0.01
with mains synchronize % ±1
Alarm
Load on battery Discontinuous alarm
UPS abnormal Continuous alarm
Indication
LED status indication
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inverter, static switch, and battery status indication.
LCD display
UPS abnormal status display and self-diagnosis wisely.
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load level display.
Remote
Monitor Multi-unit monitor, graphic display, and history data statistics.
Control
Inverter/horns remote control, password setting, fault information reading,
and remote alarm.
Function
Communication interface
Standard: RS232, RS485, Status Dry Contact
Option: SNMP, Ethernet Port
Parallel redundant Yes ( up to 8 UPS units)
(PHUJHQF\3RZHU2ႇ Yes ( Local and Remote)
Multi-speed fan speed
control
Yes
65$0IDXOWVHTXHQFH
memory
Yes
Programmable parameter
setting
Yes
Battery start function Yes (option)
Input Harmonic
improvement
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Delta NT Series Specifications

General

Brand	Delta
Model	NT Series
Category	UPS
Language	English