Shenzhen Zhongguanda Technology Co., Ltd. |
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Main Features:
Online double-conversion
DSP technology guarantees high reliability
True galvanic isolation transformer design
Control designed to withstand all kinds of loads
Intelligent battery management to prolong battery lifecycle
Redundant fan design and independent ventilation enhance durable
operation under harsh environment
Adjustable battery numbers
Accept dual-mains input
Parallel operation with up to 4 units (option)
Variety of communication options available
Optional 7" touch LCD
model | ZGD33 160K | |||||||||||
capacity | 128KW | |||||||||||
INPUT | ||||||||||||
Nominal Voltage | 3 x 380VAC/400VAC (3Ph + N) | |||||||||||
Acceptable Voltage Range | 305VAC ~ 460VAC | |||||||||||
Frequency | 50/60 Hz ± 10 % | |||||||||||
INVERTER | ||||||||||||
Nominal Voltage | 3 x 380VAC/400VAC (3Ph + N) | |||||||||||
Precision | Stationary: ±1% ; Transitory: ±5% (load variations 100-0-100%) | |||||||||||
Frequency | 50/60 Hz synchronised ±1 % With mains absent ±0.1 Hz | |||||||||||
Max. Synchronisation Speed | ±1 Hz/s | |||||||||||
Waveform | Pure Sinewave | |||||||||||
Total Harmonic Distortion (THDv) | < 2% (Linear Load) ; < 5% (Non-linear Load) | |||||||||||
Phase Displacement | 120º ±1% (balanced load) ; 120º ±2% (imbalances 50% of the load) | |||||||||||
Dynamic Recovery Time | 3 cycles at 98 % of the static value | |||||||||||
Admissible Overload | 110% for 10min; 150% for 60sec ; >160% for 200ms | |||||||||||
Admissible Crest Factor | 3:1 | |||||||||||
Admissible Power Factor | 0.6~1 (inductive or capacitive) | |||||||||||
Current Limit | High overload, short-circuit: RMS Voltage Limit ; High Crest-Factor current: Peak Voltage Limit | |||||||||||
STATIC BYPASS | ||||||||||||
Type | Solid state | |||||||||||
Voltage | 3 x 380VAC/400VAC (3Ph + N) | |||||||||||
Frequency | 50/60 Hz | |||||||||||
Activation Criterion | Microprocessor control | |||||||||||
Transfer Time | Zero | |||||||||||
Admissible Overload | 150% for 1 hour; 180% for 30sec; >200% for 200ms | |||||||||||
Transfer to Bypass | Immediate, for overloads above 160% | |||||||||||
Retransfer | Automatic after alarm clear | |||||||||||
BATTERY & CHARGER | ||||||||||||
Battery Type and Numbers | 12VDC x 32 pcs (29~32 pcs adjustable) | |||||||||||
Nominal Battery Voltage | 384 VDC (Based on 32pcs batteries) | |||||||||||
Charging Method | CC/CV | |||||||||||
Charging Current | Default: 10A. Max. 40A | |||||||||||
Charging Voltage | 432 VDC (Based on 32pcs batteries) |