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RS Series High Frequency Online UPS 1K-10KVA

Walk into a typical server room and you'll find UPS units living a pampered life—filtered air, steady temperature, maybe even a dedicated AC unit just for them. That's not where the RS Series earns its keep. This thing is for the back rooms. The unventilated closet above the factory floor. The dusty warehouse office with a concrete floor and a forklift charging station next door. The outdoor telecom cabinet where the morning dew seeps in through the cable glands. In places like that, a standard office UPS might last a year before the boards corrode or the fan chokes on gunk. The RS Series is built to stay online through all of it.

Appurtenance:
  • Key Features
  • Technical Specification
  • Product Description
  • Related Products

Key Features

·Double Conversion True Online UPS With Pure Sine-Wave Output

.Robust Design, Conformal Coating,Strong Anti-Corrosion Capability For Harsh Environment

. Extra Wide Input Voltage(90V-300Vac), Well Compatible With Gen-Set

·Input Power Factor Correction,Save Power, Wiring Expense For Use

.Strong Loading Capability, Work Well With Laser Printer, Ultrasonic Cleaner

.Compact Size,Win Valuable Space For User

·Open For Customization,Seamless Integrate With Automatic Control System

Technical Specification

Rack Mount Model RS1K RS1KL RS2K RS2KL RS3K RS3KL RS6KL RS10KL
Phase Single phase (L/N+PE)
Capacity 1KVA/900W 2KVA/1.8KW 3KVA/2.7KW 6KVA/5.4KW 10KVA/ 9KW
Input
Nominal Input Voltage 208/220/230/240Vac
Input VoltageRange 90~300VAC±5VAC
Frequency 50/60 Hz
Input Frequency Range 40~70Hz
Input Power Factor >0.99
Bypass Voltage Range 180~265VAC*(1±3%)
Output
Output wiring system Single phase (L/N+PE)
Output Voltage 208/220/230/240Vac±2%
Output Voltage Regulation 1%
Output Frequency 50/60±4Hz (Sync mode); 50/60Hz±1% (Fix Freq. mode)
Overload Capability 105~125%≥60s,126~150%≥30s The recover point is 70%
Output THDV% THD<2% (linear load) ; THD<7% (nonlinear load)
Output Waveform Pure Sine Wave
Transfer Time
Line mode ← Bat Mode Oms
Inv←Bypass Mode <4ms
Efficiency
Line Mode 86% 88% 89% 92% 93%
Battery Mode 85% 86% 87% 92% 93%
Battery & Charger
Nominal Voltage 24V 24V/36V 48V 72V 72V 48V/96V 192V/240V
Battery Voltage
/ Capacity
2*12V/7AH External
Battery
4*12V/7AH External
Battery
6*12V/7AH External
Battery
External Battery
Battery Type Valve Regulated Maintenance Free Lead Acid (VRLA) for Standard Model with Internal Battery
Backup Time Half loaded≥6minutes, Full loaded ≥2minutes(standard) Dependent on the capacity of
external batteries
Recharge Time ~5 Hours Subject to
External
Battery Config
~5 Hours Subject to
External
Battery Config
~5 Hours Subject to
External
Battery Config
Subject to
External
Battery Config
Subject to
External
Battery Config
Recharge Current 1A 4A 1A 4A 1A 4A 4A 4A
HMI
Display LCD
Buzzer Alarm Bat.Mode / Bat.Low / OverLoad / Fault
Communication Port Standard: RS232+EPO/ROO+USB PORT; RS485 Port, Dry contact, SNMP Card Slot (Option)
Alarm Function AC / DC input under abnormal, overload condition and Inverter problems
Protection Function AC input or output above or below the range of voltage, overload, over temperature and short circuit protection
Physical
Machine Size-W*D*H(mm) 440*400*88 440*400*88 440*500*88 440*500*88 440*500*88
Package Size-W*D*H(mm) 495*540*195 495*540*195 540*610*195 540*610*195 540*610*195
Net Weight(KG) 10.3 6.7 15.3 7.3 19.8 8.7 10.8 12.6
Gross Weight(KG) 11.7 8.2 16.6 8.6 21.6 10 12.6 14.3
Environment
Humidity 5~97% (Non Condensing)
Operating Ambient
Temperature
0~40℃
Audible Noise <50dB <55dB
*External Battery Pack Rated Voltage Can Select Upon Order, 192 / 240V
*Product Specifications are Subject to Change Without Notice.

Product Description

True Online Double ConversionNo Corners Cut

First, the part that matters most: this is a genuine high frequency online UPS. That means double conversion, all the time. The inverter never rests. Incoming AC gets rectified to DC, filtered clean, and then rebuilt into a brand-new pure sine wave. Your equipment runs on regenerated power every second. When the grid fails, there's no transfer timethe battery simply feeds the DC bus and the output doesn't flinch. Not a millisecond. For sensitive gear like servers, network switches, or industrial controllers that log every power wobble, this is the baseline you want.

Conformal Coating: The Unseen Shield

Most UPS circuit boards are nakedexposed copper traces and solder joints sitting in whatever air the fan pulls through. In a humid coastal site or a dusty grain handling facility, that's a recipe for slow corrosion or conductive dust bridging traces and causing phantom faults. The RS Series boards get a conformal coatinga thin, transparent layer that seals out moisture, dust, and mild chemical nasties. It's the same kind of protection you find in military electronics and outdoor-rated gear. If you've ever had a UPS mysteriously die after two summers of humidity, this is the fix.

Wide Input Window That Saves the Battery

The input voltage range is 90V to 300V, and the frequency tolerance runs 40 to 70Hz. That's wide enough that the UPS doesn't panic every time the grid sags when the big air compressor kicks on. It stays on utility power through deep brownouts and moderate swells, only switching to battery when the voltage genuinely goes out of bounds. That keeps the battery fully charged for real blackouts and extends its working lifefewer unnecessary cycles, less wear. And because the range is generous, the RS Series is naturally generator compatible. A backup genset with sloppy voltage and frequency regulation won't cause the UPS to bounce between battery and bypass. It syncs, it accepts, and it delivers clean output while the generator does its thing.

Input Power Factor Correction: Easier on the Wiring

Active input power factor correction pushes the input power factor above 0.99. In plain English, the UPS draws current cleanly and in phase with the voltage. That reduces the reactive current bouncing around your wiring, cuts down on I²R losses, and puts less heat stress on upstream breakers and transformers. If you're running a long cable run from the panel to a remote UPS location, that efficiency gain is noticeable. You might even skip the cost of upsizing the feeder cable.

Handles the Loads That Trip Cheaper Units

Not every load is a well-behaved server power supply. Laser printers pull sharp current spikes when the fuser heater cycles onenough to make a weak inverter distort its output or trip entirely. Ultrasonic cleaners draw a non-linear waveform that looks nothing like a clean sine wave. The RS Series inverter is designed with enough headroom to handle these tough non-linear loads without faulting or dropping to bypass. So if your rack also serves a couple of office printers or your workbench runs a cleaner alongside the test computer, this unit won't complain.

Compact Chassis, Open to Your System

Despite the rugged build, the RS Series keeps a compact footprint. It doesn't sprawl across the floor or eat up half a rack. In a cramped utility closet, that's the difference between fitting everything and having to find a new plan. And if you need the UPS to talk to a building management system, an industrial PLC, or a custom supervisory platform, the control architecture is open to customization. No sealed black box, no locked-down firmware that refuses to cooperate.

Where the RS Series Lives

This is your unit if the environment is rough, the grid is unreliable but not catastrophic, and you don't need lithium batteries. Voltage rarely dips below 90V? You're good. The room isn't climate-controlled? The conformal coating has your back. You need to power a mix of IT gear and small machinery? The inverter handles it. It's a straight-talking, heavy-duty online UPS for the spaces that don't make the brochure photos.

No unnecessary features, no fragile office-grade internals. Just a machine that shows up, takes whatever power you feed it, and keeps your load running until the grid decides to behave.

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