20kVA Double Conversion Transformer-less Rack Mount UPS

Norden's Maxpower Pro Series 20 kVA UPS is an online double conversion UPS that features 3/3, 3/1 operation and a unity output power factor.This model features a convertible rack-tower design and parallel redundancy capabilities, making it ideal for data center applications.

GENERAL FEATURES

LCD support Rack/Tower convertible design
N+X parallel redundancy, support maximum 4 units in parallel
Online double conversion with full digital control
Wide input frequency range 40~70Hz
Wide input voltage range:208~478Vac
Input current harmonic:<3%
Maximum Charging current up to 20A(Settable)
Dual Input Sources
ECO mode operation for energy saving
Support 3/3 and 3/1 and 1/1 operation
Generator compatible
Cold Start
Self-testing when UPS start-up
50/60Hz Frequency converter mode
Intelligent fan speed regulation
The quantity of battery:30-50pcs is settable

Model			CN5320MP-RM
Capacity	kVA		20kVA
	Watts		20000
Input	Normal Voltage		380/400/415Vac (3Ph+N+PE) 220/230/240Vac (L+N+PE)
	Operating Voltage Range		208~478Vac
	Operating Frequency Range		40~70Hz (50/60Hz Auto-Sensing)
	Power Factor		≥0.99
	Bypass voltage range		Max.voltage:220V:+25% (Optional+10%,+15%,+20%) 240V:+15% (Optional+10%) Min.voltage:-45% (Optional-20%,-30%), 230V:+20% (Optional+10%,+15%)
	ECO range		Same as the bypass
	Generator input		Support
Output	Rated voltage		380/400/415Vac (3Ph+N+PE) 220/230/240Vac (L+N+PE)
	Power factor		1
	Voltage Regulation		±1%
	Frequency	Line mode	±1%/±2%/±4%/±5%/±10% of the rated frequency (Optional)
		Bat. mode	50/60(±0.1)Hz
	Crest Factor		3:1
	Harmonic Distortion (THDv)		≤2% with linear load, ≤5% with non-linear load
	Efficiency		95%
	Output Waveform		Pure Sine Wave
Battery	Battery Number		30/32/34/36/38/40/42/44/46/48/50pcs with Neutral
	Charging current		20A Max.(charge current can be set according to battery capacity installed)
System Features	Transfer time		Mains to battery:0ms; Inverter to bypass:0ms
	Overload	Line mode	Load≤110%: last 60min, ≤125%: last 10min, ≤150%: last 1min, ≥150% turn to bypass mode immediately
		Bypass mode	Breaker ( Load < 125%, long-term operation)
	Short circuit		Hold whole system
	Overheat		Line mode: Turn to bypass; Backup mode: shut down UPS immediately
	Battery low		Alarm and switch off
	Self-diagnostics		Upon power on and software control
	Battery		Advanced battery management
	Audible & Visual alarms		Line failure, Battery under voltage, Overload, System fault
	LED & LCD display		Line mode, Bat. mode, Eco mode, Bypass mode, Battery under voltage, Overload & UPS Fault
	LCD display		Input voltage, Input frequency, Output voltage, Output frequency, Load percentage, Battery voltage, Inner temperature & Remaining battery backup time
	Communication interface		RS232, RS485, Parallel, Intelligent Slot(SNMP card/ Relaycard (Optional)),BMS (Optional),EPO port Output port, MAINTAIN-AUXSWS port
Environment	Operating temperature		0~40°C
	Storage temperature		-25~55°C
	Humidity range		0~95% (Non-condensing)
	Altitude		<1500m
	Noise level		<58dB
	IP Rating		IP 20
Standards	Safety		CE; IEC/EN62040-1,IEC/EN62477-1
	EMC		IEC/EN62040-2,IEC61000-4-2,IEC61000-4-3,IEC61000-4-4,IEC61000-4-5,IEC61000-4-6,IEC61000-4-8
Physical	Dimension WxDxH(mm)		443 x 580 x 131
	Net Weight (kg)		32

EXTERNAL BATTERY PACK

MODEL	CNBN40480CR
BATTERY SYSTEM
Battery type	VRLA (Valve Regulated Lead Acid Battery - SMF)
Typical battery recharging time	6~8 hours (to 90% of full capacity)
Typical battery life	3~5 years, depend on discharging cycle and ambient temperature
System voltage	480Vdc
Battery quantity	40Pcs
Capacity	9Ah/12V
PHYSICAL
Dimension W x D x H (mm)	443x861.5x175
Net weight (kg)	114/123
ENVIRONMENT
Operating environment	0°C~40°C
Relative humidity	0~95% (Non condensing)
Noise level	<40dB at 1 Meter