1P/1P or 3P/1P Low Frequency Online UPS 6-10KVA

Industrial-Grade Online UPS with Galvanic Isolation, PF 0.8 Output, Fully Coated PCBAs for Harsh Environments, Unique High-Efficiency Ventilation, Wide Input Voltage/Frequency Support, High Short-Circuit and Overload Capability, and Built-In Maintenance Bypass Switch for Reliable Power in Demanding Industrial and Commercial Applications

Features

  1. Galvanic isolation design to withstand all kinds of loads:
    • The UPS uses galvanic isolation to completely separate input and output, ensuring stable power delivery and safe operation even with highly sensitive or challenging loads.
  2. Output power factor 0.8:
    • With a power factor of 0.8, the UPS delivers a balanced combination of real power and apparent power suitable for general commercial and industrial equipment.
  3. Fully coating PCBAs to withstand harsh environment:
    • All circuit boards are fully coated to protect against dust, moisture, and corrosion, ensuring reliable performance in harsh or polluted environments.
  4. Unique ventilation design for effective heat dissipation:
    • The system incorporates a specialized airflow structure to efficiently remove heat, improving stability and extending component lifespan.
  5. Wide input voltage and frequency range to withstand robust environment:
    • The UPS can operate normally under large fluctuations in voltage and frequency, making it suitable for unstable or demanding electrical conditions.
  6. High short-circuit and overload capabilities:
    • It provides strong protection against sudden high current or overload events, ensuring continuous operation and equipment safety.
  7. Built-in maintenance bypass switch:
    • The integrated bypass switch allows technicians to perform maintenance without interrupting power to connected loads.

Applications

  1. Industrial Manufacturing and Automation:
    • Ideal for powering motors, PLCs, and industrial control systems thanks to galvanic isolation, high overload capability, and protection against unstable grids.
  2. Harsh or Polluted Environments:
    • Suitable for factories, mining sites, and coastal areas where dust, humidity, salt, or chemical contaminants are present due to fully coated PCBAs and robust ventilation.
  3. Medical Equipment and Laboratory Systems:
    • Provides clean, isolated power for sensitive medical devices, ensuring safe operation and improved noise immunity.
  4. Telecommunications and Network Infrastructure:
    • With a wide input voltage and frequency range, it maintains stable operation even in regions with poor grid quality or frequent fluctuations.
  5. Commercial and Office Facilities:
    • Ensures reliable backup for essential building systems—including lighting, elevators, and IT equipment—while allowing seamless maintenance via the built-in bypass.
  6. Power Distribution and Utility Applications:
    • Suitable for loads requiring strict electrical separation and strong short-circuit endurance, such as transformers, metering systems, and control panels.

In summary, this UPS is engineered for reliability in demanding environments, featuring galvanic isolation for safe and stable power, coated PCBAs for environmental resistance, and a unique ventilation system to maintain optimal thermal performance. Its wide input range and strong short-circuit and overload capabilities make it dependable in regions with fluctuating or unstable grids. With an output power factor of 0.8 and a built-in maintenance bypass switch, the system delivers consistent performance and easy serviceability, making it a versatile solution for industrial, commercial, medical, and harsh-environment applications.

Specifications (1P1P)

MODEL C-6K(L) C-7.5K(L) C-10K(L)
PHASE Single phase with ground
CAPACITY* 6KVA/4.8KW 7.5KVA/6KW 10KVA/8KW
INPUT
Nominal Voltage 208VAC/220VAC/230VAC
Voltage Range 165VAC ~ 285VAC @ 16 pcs of batteries ; 185VAC ~ 285VAC @ 18 pcs of batteries
Frequency 40 Hz ~ 55 Hz @ 50Hz system ; 56 Hz ~ 64 Hz @ 60Hz system
OUTPUT
Output Voltage 208VAC/220VAC/230VAC
Voltage Regulation ± 1%
Frequency Range (Synchronized Range) 45Hz ~ 55 Hz or 56 Hz ~ 64 Hz
Frequency Range (Batt. Mode) 50 Hz ± 0.1 Hz or 60Hz ± 0.1 Hz
Current Crest Ratio 3:1
Harmonic Distortion ≦ 3 % THD (Linear Load) ; ≦ 5 % THD (Non-linear Load)
Transfer Time AC to DC Zero
Inverter to Bypass Zero
Waveform (Batt. Mode) Pure Sinewave
EFFICIENCY
AC Mode 88.3%
Battery Mode 92%
BATTERY
Standard Model Battery Type 12V / 9Ah
Battery Numbers** 16 pcs
Recharging Time 6 hours recover to 90% capacity
Charging Current (max.) 2A
Charging Voltage 218.4 V ± 1%
Long-run Model Battery Type Depending on the applications
Numbers 16 pcs 18 pcs 16 pcs 18 pcs 16 pcs 18 pcs
Charging Current (max.) Default :8 A; 2A/4A/8A(Adjustable)
Charging Voltage 218.4 V ± 1% 245.7 V ± 1% 218.4 V ± 1% 245.7 V ± 1% 218.4 V ± 1% 245.7 V ± 1%
INDICATORS
LCD UPS status, load level, battery level, input/output voltage and frequency, fault code/warning code
ALARM
Battery Mode Sounding every 4 seconds
Low Battery Sounding every second
Overload Sounding twice every second
Fault Continously sounding
PHYSICAL
Standard Model Dimensions, DxWxH (mm) 592 x 300 x 826
Net Weight (Kgs) 106 114 122 130 130 138
Long-run Model Dimensions, DxWxH (mm) 592 x 250 x 826
Net Weight (Kgs) 62 78 86
ENVIRONMENT
Operating Temperature 0 ~ 50°C (battery life cycle will be shorten when temperature is above 25°C)
Operating Humidity < 95 % and non-condensing
Noise Level Less than 60dBA @ 1 Meter
MANAGEMENT
Smart RS-232/USB Supports Windows® Family, Linux and MAC
Dry Contact Five signals: AC failure, low battery, UPS alarm, bypass and UPS fault
Optional SNMP Power management from SNMP manager and web browser
* Derate capacity to 90% of capacity when the output voltage is adjusted to 208VAC.
**Battery number is set in factory and can’t be changed by users.
Product specifications are subject to change without further notice.

Specifications (3P1P)

MODEL 3C-6K(L) 3C-7.5K(L) 3C-10K(L)
PHASE 3-phase in / 1-phase out
CAPACITY* 6KVA/4.8KW 7.5KVA/6KW 10KVA/8KW
INPUT
Nominal Voltage 3 x 360VAC/380VAC/400VAC (3Ph + N + G)
Voltage Range 286VAC ~ 493VAC @ 16 pcs of batteries ; 320VAC ~ 493VAC @ 18 pcs of batteries
Frequency 40 Hz ~ 55 Hz @ 50Hz system ; 56 Hz ~ 64 Hz @ 60Hz system
OUTPUT
Output Voltage 208VAC/220VAC/230VAC (Selectable)
Voltage Regulation ± 1%
Frequency Range (Synchronized Range) 45Hz ~ 55 Hz or 56 Hz ~ 64 Hz
Frequency Range (Batt. Mode) 50 Hz ± 0.1 Hz or 60Hz ± 0.1 Hz
Current Crest Ratio 3:1
Harmonic Distortion ≦ 3 % THD (Linear Load) ; ≦ 5 % THD (Non-linear Load)
Transfer Time AC to DC Zero
Inverter to Bypass Zero
Waveform (Batt. Mode) Pure Sinewave
EFFICIENCY
AC Mode 83%
Battery Mode 92%
BATTERY
Standard Model Battery Type 12V / 9Ah
Battery Numbers** 16 pcs
Recharging Time 6 hours recover to 90% capacity
Charging Current (max.) 2A
Charging Voltage 218.4 V ± 1%
Long-run Model Battery Type Depending on the applications
Numbers 16 pcs 18 pcs 16 pcs 18 pcs 16 pcs 18 pcs
Charging Current (max.) Default :8 A; 2A/4A/8A(Adjustable)
Charging Voltage 218.4 V ± 1% 245.7 V ± 1% 218.4 V ± 1% 245.7 V ± 1% 218.4 V ± 1% 245.7 V ± 1%
INDICATORS
LCD UPS status, load level, battery level, input/output voltage and frequency, fault code/warning code
ALARM
Battery Mode Sounding every 4 seconds
Low Battery Sounding every second
Overload Sounding twice every second
Fault Continously sounding
PHYSICAL
Standard Model Dimensions, DxWxH (mm) 592 x 300 x 826
Net Weight (Kgs) 129 137 152 160 160 168
Long-run Model Dimensions, DxWxH (mm) 592 x 300 x 826
Net Weight (Kgs) 84 107 115
ENVIRONMENT
Operating Temperature 0 ~ 50°C (battery life cycle will be shorten when temperature is above 25°C)
Operating Humidity < 95 % and non-condensing
Noise Level Less than 60dBA @ 1 Meter
MANAGEMENT
Smart RS-232/USB Supports Windows 2000/2003/XP/Vista/2008/7/8/10, Linux, Unix, and MAC
Optional SNMP Power management from SNMP manager and web browser
* Derate capacity to 90% of capacity when the output voltage is adjusted to 208VAC.
**Battery number is set in factory and can’t be changed by users.
Product specifications are subject to change without further notice.