Gold Member Since 2016
Audited Supplier
Eastsun Electricity Science and Technology (China) Co., Ltd.

UPS Power Supply, Low Frequency UPS, Power UPS manufacturer / supplier in China, offering 40kVA-60kVA Three Phase Low Frequency UPS, 100kVA Online 3 Phse UPS Power Source, 220V 240V 384V PWM PV Solar Charging Controller and so on.

(/ )

Supplier Homepage Product online ups Three phase online ups 40kVA-60kVA Three Phase Low Frequency UPS

40kVA-60kVA Three Phase Low Frequency UPS

FOB Price: US $3,400-5,360 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $3,400-5,360/ Piece
Get Latest Price
Production Capacity: 8000pieces/Year
Transport Package: Wooden Case
Payment Terms: T/T, Western Union, cash

Request a custom order and have something just for you!

Send Customized Request
Basic Info
  • Model NO.: TT40K-60K
  • Type: On-line
  • Application: Industry
  • Standby Time: Long-acting Machine
  • Output Capacity: Three Phase of Single Phase
  • Brand: Eastsun
  • Warranty: 3 Years
  • Price: Adjustable
  • Output Phase: Three Phase
  • Specification: 630*650*1130mm
  • HS Code: 8504402000
  • Phase: Three Phase
  • Protection: Short Circuit
  • Classification: Power Supply
  • Standby UPS: Sine Wave Output UPS
  • Equipment Mode: Centralized Model
  • Certificate: Ce,RoHS
  • After-Sales: Take Photo, Send Spare Parts
  • Display: LCD
  • Trademark: Eastsun
  • Origin: China
Product Description
EST series 10KVA~400KVA online three phase in three phase out UPS is an on-line double-conversion UPS
with output isolation transformer built-in, offering high levels of reliability and performance for all kinds of
load, not only IT systems, banking and communications, but also medical service and industrial applications,
its perfect reliability and performance make it most popular in some countries with harsh and unstable grid.
  1. High efficiency 95%
  2. High charging capability
  3. Pure sine wave output, zero transfer time
  4. Automatic and manual maintenance by pass
  5. Online double conversion with full DSP control
  6. Configuration with output isolation transformer
  7. Optional input filter to improve input power factor
  8. Support battery cold start and auto-restart when mains power is restored
  9. Optional configuration: USB ports,  SNMP, dry contacts and RS485
  10. Superior protection (surge, short-circuit, over-voltage, undervoltages, overcharge, overload, over
  11. temperature, reverse connection protection etc.)
  12. Generator compatible
  13. Low input distortion: THD < 5%
  14. High overload capability (up to 150%)
  15. 100% unbalance load capability
  16. High immunity to external disturbances
  17. Advanced communications RS232(standard)
  18. LCD touch screen, friendly human & machine interface
  19. Front access makes maintenance and replacement easy
  20. Suitable for all kinds of loads (resistive, inductive and non-linear loads etc.)
  21. Intelligent self-diagnosing function, all kinds of failure protection, large capability of history records Storage
  22. Other options(parallel kits, input isolation transformer, bypass isolation transformer and harmonic suppressor)
Nominal capacity (KVA/KW)10/815/1220/1630/2440/3260/4880/64
Battery voltage384VDC
Charge current6A~20A(adjustable)
Noise≤53dB(Distance 1m)   ≤60dB(Distance 1m)   
Size(W*D*H mm)630*650*1130650*800*1500
Weight 160190220250280350410
Nominal capacity (KVA/KW)100/80120/96160/128200/160250/200300/240400/320
Battery voltage384VDC/396VDC
Charge current15A~40A(adjustable)20A~60A(adjustable)
Noise≤65dB(Distance 1m)   ≤70dB(Distance 1m) 
Size(W*D*H mm)1250*750*16501250*850*1700
Weight 630680740840105015501800
Common prameter
 Input voltage380VAC±25%
Input frequency50/60HZ±10%
Output voltage380VAC±1%
Output frequency Synchronized with utility in mains mode, 50/60HZ±1% in battery mode 
Waveform Sine wave 
Total harmonic distortion Linear load<3%; non-linear load<5%
Crest factor 3:1
Transfer time 0 ms
Inverter overload capability 125%10min,150% 1min
Efficiency(load 100%)95%
ProtectionsShort-circuit, overload, overvoltage, undervoltage, low battery, overtemperature, fan fault
Operating temperature-20~40ºC
Relative humidity0%~90%
Running altitude(maximum)<1,000 meters(each additional 100 meters power fell 1% to a maximum 4,000meters)
CoolingForced  ventilation

40kVA-60kVA Three Phase Low Frequency UPS
 40kVA-60kVA Three Phase Low Frequency UPS
40kVA-60kVA Three Phase Low Frequency UPS
40kVA-60kVA Three Phase Low Frequency UPS


Q1 : What is you advantages?


a).We are professional ups manufacturer for more than ten years and we have these staffs with rich

     production and R&D 

b) Excellent workers and skilled engineers 

c).Our aims are to provide every customer high quality, reasonable price and excellent 


 d)we can guarantee to send the goods on time. And also accept any transportation ways that

you require 


Q2 : How do you control the production quality?


a) For materials, we have IQC departments and the IQC testing follow MIL-STD-105E standard

b) in production have 4 times function testing

c) all of our products with 100% burn-in testing

d) 100% QC testing before delivery


Q3 : Do you accept OEM/ODM?

A3 : ODM&OEM are warmly welcomed !!!


Q4 : what's your payment?

a) We can accept payment terms of T/T, Western Union.

 Samples and trial order accept PayPal ,T/T & Western Union. normal order accept T/T &Western Union 

b) 30% ADVANCE DEPOSIT after buyer's confirmed payment, the balance should be paid before shipping when goods are ready.

Send your message to this supplier
Miss Sarah
To: Miss Sarah

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now