Gold Member Since 2014
Audited Supplier
Shenzhen Must Energy Technology Co., Ltd.

Rack Mount 3kva Ups, Online 1k Va, Online Ups manufacturer / supplier in China, offering 3u 19" Online 3kVA UPS for Networking, PV1800 Mpk Series 2kVA 3kVA 4kVA 5kVA with 60A MPPT Solar Charge Controller Inverter, Air Conditioner 48V 6kw Pure Sine Wave Inverter and so on.

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Supplier Homepage Product Online UPS ( Tower & Rack ) 3u 19" Online 3kVA UPS for Networking

3u 19" Online 3kVA UPS for Networking

FOB Price: US $160 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $160/ Piece
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Production Capacity: 5, 000 PCS/Month
Transport Package: 1PC/Carton
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: RT-C3KS
  • Type: On-line
  • Dislay: LCD
  • Height: 2"
  • Trademark: MUST
  • Origin: Shenzhen, China
  • Phase: Single Phase
  • Protection: Short Circuit
  • Width: 19"
  • Switch Time: 0
  • Specification: ISO9001: 2000, CE
  • HS Code: 85044020
Product Description
3U 19" online 3KVA for networking

Castle RT features the option of 19 inch rack mounting or tower applications. These compact units are available in 1000 VA to 6000 VA in 2 U'' or 3 U


1. True on-line double conversion technology with advanced microprocessor control
2. Wide input voltage range
3. Zero transfer time
4. Protection against all type of power problems
5. Self test while start of the UPS
6. Site wiring fault warning
7. On-battery power-on function
8. Smart RS232 communication interface
9. Intelligent slot available
10. Sealed lead-acid, maintenance free battery


Servers, Data centers, Critical network devices, Sensitive electronic equipment, Telecom

design:  LED or LCD available

Packing & delivery : Polyform + polybag + carton + seal belt + loading

Welcome to us !!!

Product SeriesRack Mount 1~6kVA
Rated PowerVA/W1kVA / 0.7kW2kVA / 1.4kW3kVA / 2.1kW6kVA/4.2kW
InputNominal Voltage220VAC
Voltage Range115 ~ 300VAC176 ~ 276VAC
Frequency Range46 ~ 54Hz(default), user adjustable within 40~60Hz46 ~ 54Hz
Power Factor0.970.98
ConnectionIEC320 -10A inletIEC320 -16A inletTerminal Block
OutputVoltage220VAC ± 2%220VAC ± 1%
Frequency46~54Hz or 50Hz ± 0.2Hz (Line mode)
50Hz ± 0.2Hz ( Battery mode)
46~54Hz (Line mode)
50Hz ± 0.05Hz ( Battery mode)
WaveformSine Wave
Overload Capability108%~150% for 30 sec., ³150% for 300 ms105%~130% for 10 min., ³130% for 1 min.
Current Crest Ratio3:1
BypassAutomatic Transferon overload and UPS failure
Before UPS Power-onDefault "NO", user adjustable to "YES"Yes
Voltage Range  80~264VAC (Default), user adjustable within 80~286VAC176 ~ 261VAC
Output ConnectionsIEC320 -10A * 4IEC320 -10A * 4IEC320 -10A and
Terminal Block
IEC320 -10A * 4  and Terminal Block
Transfer Time0 ms; less than 4 ms from inverter to bypass and vice versaZero
LED indicatorsStatusLoad level / Battery level, Battery , Utility Power, Inverter, Bypass, Overload, Fault
Audible AlarmBypass, On battery mode, Battery low, Overload, Fault
CommunicationsRS-232 Serial Interface
Intelligent Slot;
OPTIONS:  WEBPOWER SNMP/WEB card, AS400 card or WinPower CMC)
Network Surge ProtectionRJ45 I/O port available for network or Fax/Modem
EnvironmentalOperating Temperature0 ~ 40°C
Operating Humidity20 ~ 90% non-condensing
Main UnitNet Weight (Kg)15.310.311.218.3
Dimensions (W x D x H) mm482.6 x 450 x 88 (2U)482.6 x 600 x 130 (3U)
Battery PackTypeInternal BatteriesExternal Battery Pack
Nominal DC Voltage36VDC96VDC240VDC
Backup Time (Full load)5 min9 min
(with 1 BP)
5 min
(with 1 BP)
7 min
(with 1 BP)
Net Weight (Kg)--25.358.2
Dimensions (W x D x H) mm--482.6 x 450 x 88 (2U)482.6 x 600 x 130 (3U)
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