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GLD33 10-40KVA LV

Low Frequency Online UPS GLD33 10-40KVA embedded with output isolation transformer. GLD33 series Online UPS will eliminate common mode noise and the need to install expensive dedicated circuits. It provides reliable galvanically isolated power to critical equipment.

  • True double-conversion

  • DSP technology guarantees high performance

  • Output power factor 0.9

  • True galvanic isolation transformer design

  • Control designed to withstand all kinds of loads

  • Intelligent battery management to prolong battery lifecycle

  • Independent ventilation enhance durable operation under harsh environment

  • Generator compatible

  • Accept dual-mains input

  • Adjustable battery numbers for long-run model

  • Maintenance bypass available

  • Parallel operation with commom battery

  • Parallel operation with up to 4 units (option)

  • Reverse phase frequency operation and supports non-neutral input

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MODELGLD33-10K(L)GLD33-15K(L)*GLD33-20K(L)GLD33-30KLGLD33-40KL
PHASE3-phase in/3-phase out
CAPACITY10KVA /9KW15KVA / 13.5KW20KVA / 18KW30KVA / 27KW40KVA / 36KW
INPUT
Nominal Voltage3 x 208VAC(3Ph + N)
Acceptable Voltage Range
166VAC ~ 255VAC (Ph-Ph)
Frequency50/60 Hz ± 10 %
INVERTER
Nominal Voltage3 x 208VAC (3Ph + N)
PrecisionStationary: ±1%
 Transitory: ±5% (load variations 100-0-100%)
Frequency50/60 Hz synchronised ±1 %
With mains absent ±0.1 Hz
Max. Synchronisation Speed±1 Hz/s
Wave FormPure Sine Wave
Total Harmonic Distortion (THDv)<2% (Linear Load)
<5% (Non-linear Load)
Phase Displacement120º ±1% (balanced load)
120º ±2% (imbalances 50% of the load)
Dynamic Recovery Time3 cycles at 90 % of the static value
Admissible Overload110% ~ 150% 10 min ~ 60 sec
150% ~ 160% 60 sec~ 200ms
 >160% 200ms
Admissible Crest Factor3:1
Admissible Power Factor0.6~1 (inductive or capacitive)
Imbalance Output Voltage @ 100% Unbalanced Load<1%
Current LimitHigh overload, short-circuit: RMS Voltage Limit
 High Crest-Factor current: Peak Voltage Limit
STATIC BYPASS
TypeSolid state
Voltage166VAC ~ 255VAC (Ph-Ph)
Frequency50/60 Hz ± 10 %
Activation CriterionMicroprocessor control
Transfer TimeZero
Admissible Overload0% ~ 150% continuous working
150% ~ 180% 60 min~5 min
 >180% 5 min
Transfer to BypassImmediate, for overloads above 160%
RetransferAutomatic after alarm clear
MAINTENANCE BYPASS
TypeWithout interruption
VoltageSame as the bypass input
FrequencySame as the bypass input
Overall EfficiencyLine Mode89%
Battery Mode90%
BATTERY & CHARGER
Battery Type and Numbers12VDC x 32 pcs (29~32 pcs adjustable)
Nominal Battery Voltage384 VDC (Based on 32pcs batteries)
Charging MethodCC/CV
Precision ±1%
Charging CurrentDefault 2.5A, *Maximum=Capacity(KW)/Battery Voltage(real-time).
Charging Voltage432 VDC (Based on 32pcs batteries)
PHYSICAL
Dimensions, D x W x H(mm)975 x 554 x1286
Net Weight (Kgs)271315362408553
Product specifications are subject to change without further notice