Connect with us

Emerson UH31-0200LUPS uninterruptible power supply 20KVA three single load 16KW long-acting machine

discount 70% in 2018-10-23 to 2018-10-25
price: USD$ 15400.00
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
Search Similar or mail to saler or send message to saler

Pay with PayPal, PayPal Credit or any major credit card


Emerson iTrustUH31 - 10 - 20KVA series single



iTrust UH31UPS series three single type (three-phase input, single output) high frequency online intelligent AC uninterruptible power supply system, a total of three specifications, rated output capacity were 10KVA, 15KVA, 20KVA




·         DSPAll digital control technology improves the flexibility and stability of the control, and ensures the consistency and reliability of the product

·         Pure reproduction function, providing complete and thorough power protection for user equipment

·         Intelligent battery management to extend the service life of UPS batteries nearly 50%

·         Perfect network monitoring solution, the best means of UPS operation


application area

·         ISPApplications, small and medium-sized network management system / computer room, business server group, industrial process control application, small and medium-sized office automation, precision instruments and equipment, medical equipment, etc.


Performance characteristics

·         Three single, 380V/220V

·         Pure online, dual conversion - provide the best power supply quality

·         All digital control technology based on DSP brings more usability

·         Standard input lightning protection plate - Super Regional Adaptability

·         Network monitoring supporting multiple interfaces and multiple platforms - convenient IT client management

·         Ultra strong phase free operation ability to ensure stable power supply in extreme cases

·         A rectifier / inverter circuit based on the latest IGBT - bringing perfect input / output electrical performance

·         Input power factor correction (PFC) - saving energy and reducing system cost

·         Ultra wide input voltage immunity range adapted to harsh grid environment

·         Smart battery management - battery protection, battery life extension

·         Interface between Chinese and English - convenient for users


System characteristics

·         Full digital control, comprehensive improvement of reliability,MTBFMean time to failure (calculated by US military scale): 10-20KVA30 10000 hours

·         Intelligent network management,Lnternet/lntranet remote network monitoring and 65000 multi regional UPS centralized management can be realized

·         The strongest grid adaptation capability in the industry,Phase voltage 120~276VAC, 50Hz + 10%, 320VAC1 hours without damage, meet the bad power grid environment, more than 160VAC full load operation, decreasing the bearing capacity of 160~120VAC 120VAC with a linear.

·         Multi class protection to ensure the safe operation of network system,CClass lightning protection (option) 20ms lightning current, D class lightning protection (internal value) 8/20ms6KV/3KA mixed wave

·         Compliance with international safety standards and EMC standards,The power factor is more than 0.95, and the electromagnetic compatibility is over EN50091

·         It has the unique product 10~20KVA phase work ability,The phase voltage is larger than 176VAC in type UPS can be called the single phase short and 50% load, 25% load can assume a lack of phase UPS

·         Smart battery management to dramatically extend battery life,Can the battery discharge termination voltage protection automatic adjustment, automatic balance float management, battery capacity and fault detection, automatic current sharing in parallel the charger can be selected according to the requirement of expansion, ensure the long time delay UPS system needs charging


technical parameter










< 55Db (1 meters)

< 60Db (2 meters)


Rated voltage

Line voltage 380Vac

Voltage range

1The phase voltage is in the range of 176~276V and the full load operation;

2As long as there is a phase voltage in the range of 120~176V, according to the minimum input voltage in three-phase linear decrease, phase voltage 120V, can be 50% full load work;

Phase missing operation

1The phase of the two phase voltage in the range of 176~276V, 50% full load work; the other two phases as long as there is a phase voltage in 120~176V, linear decline, 120V, can be 25% full load work;

2Two phase situation: the remaining one phase voltage in 176~276V, 25% full load work; 120~176V linear decline, 120V, 12.5% full load work



Input mode

Three phase four wire system

power factor

More than 0.95 (rated voltage)



power factor

Standard 0.7 (up to 0.8)



Voltage distortion

The linear load is less than 0.3%; the non-linear load is less than 5%

Overload capacity of inverter (power supply or battery)

105%When the load is less than 125%, turn to the bypass after 10 minutes;

125%When the load is less than 150%, turn to the bypass after 1 minutes;

When the load is more than 150%, the number of bypass is immediately transferred after 200Ms;

Peak factor


Bypass operating voltage


Working efficiency of the whole machine

Up to 92% (inverter efficiency is greater than 96%)

Power down time

null transformation



Panel display mode

LED+LCD(Optional in English and Chinese

Safety specification requirements


Maximum acceptable input voltage

Line voltage 554Vac, 1 hours (static)

Electromagnetic compatibility requirements

Conduction: EN55022ClassA

Radiation: EN55022ClassA

Immunity satisfied

EN61000-4-2,3,4,6,8,11Level Ⅲ,EN61000-5Level Ⅳ


30Ten thousand hours

MTTR(Board level maintenance


insulation resistance


Insulation strength

(output to ground, input to ground) 2820Vdc, leakage current less than 3.5mA

surge protection


Redundancy technology

Series hot backup


Product size and quality


Width * height * depth (mm)

Weight (kg)