Delta NH Plus series User manual

Scalable And Hot-swappable
Features and benefits
• Double conversion and IGBT topology.
• High input power factor (pf > 0.99) and low harmonic distortion (iTHD < 3%).
• Overall high efficiency (> 94%), savings in the operating cost.
• N+X parallel redundancy and expansion.
• Easy parallel link (up to 4 units) without extra hardware needed.
• Modular design provides easy and fast maintenance.
• Hot-swappable capability ensures continuous power during module replacement.
• Dual mains input increasing the availability by two separate power source.
• Smart fan speed control to reduce the noise.
• Built-in manual and static bypass switch for maintenance.
• Compatible with generator installation.
(iTHD 3%)
Three phase 20-120kVA
NH Plus series
NH Plus belongs to “Delta High UPS” product series.
Based on the patented technology, It is designed for
high efficiency, high reliability and cost-effectiveness
requirement.
As fast changing in the data center and IT frame, you
need more flexibility for future power needs.
NH Plus combines scalability, hot-swappable and
manageability as your business grows.
Uninterruptible Power Supply
Telecom
Security
Industry
Medical
Data Center
Labs
Industry
Metro
Network

* Lower range 208~300 / 120~173Vac is acceptable under 70~100% loading condition.
** EBC: External battery cabinet.
All specifications are subject to change without prior notice.
Technical Specifications
20-80kVA + Battery Cabinet
Mimic LCD Display
100-120kVA +
Battery Cabinet
Three phase 20-120kVA
NH Plus series
Delta delivers 0.6~4000kVA full-scale UPS
solutions to fulfill all your needs
Model NHP20 NHP40 NHP60 NHP80 NHP100 NHP120
Power Rating – kVA 20 40 60 80 100 120
Power Rating - kW 16 32 48 64 80 96
Rating Voltage V 380/220 , 400/230 , 415/240 (3phase, 4-wire plus ground)
Voltage Range V 208~477(line-line) / 120~276 (line-neutral) *
Input Current Harmonic ％< 3 (full load)
Power Factor > 0.99
Input
Frequency Hz 50 or 60 ± 5
Voltage V 380/220 , 400/230 , 415/240 (3phase, 4-wire plus ground)
Voltage Harmonic ％< 3 (linear load)
Voltage Regulation ％Static : ± 1 ; Dynamic : ± 7 (10% ~ 90% linear load)
Frequency Hz 50 or 60
Hz ± 0.05 (interior oscillator)
Frequency Regulation
Hz ± 5 (synchronized), adjustable
Output
Overload ≤125% : 10m inutes ; ≤150% : 1minute
LED UPS status : Normal、Bypass、Backup、Fault
Display
LCD
Input/Output、Bypass、Inverter、Frequency、Loading and battery voltage、Current
、UPS abnormal message and intelligent self diagnosis
Standard
RS232 x 1, Smart Slot x 2, Dry contact output x 6, Contact input x 2, Parallel port x 1,
Battery cabinet temperature x 4
Interface
Optional Accessories
SNMP card, Modbus card, Relay I/O control card, Environmental monitoring box,
SNMP+ 5 ports hub, Battery cabinet temperature sensor,
Battery cabinet temperature kit (For Delta battery cabinet), Battery cabinet status cable
Confor-
mance
Safety & EMC CE, EN62040-1-1, EN62040-2(Class A)
Parallel Redundancy Up to 4 cabinets
Emergency Power Off Local and remote
SRAM Event Log 500 records
Battery Temperature
Compensation Optional
AC-Start Yes
Others
Battery-Start Yes
Normal ％94
Efficiency
ECO ％97
Transfer Time ms 0
Temperature ℃0 ~ 40
Relative Humidity ％90 (non-condensing)
Noise (at one meter) dBA 65 68 70 70 72 73
UPS 520x910x1165 520x975x1695
Dimension
(WxDxH) EBC**
mm
520x850x1165 (26Ahx40pcs) 520x975x1695 (40Ahx40pcs)
Overall
Weight kg 170 200 230 260 320 350
090508