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Cotek > 3000W 24 VDC Pure Sine Wave Inverter / Charger
Application
Cotek SC Series are high-frequency and lightweight bi-directional inverter / chargers.
All battery types can be used with the Cotek SC Series. They feature a custom battery type setting, which can be used with lithium as well as any other standard PV battery type.
Specifications
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Model
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SC3000-124
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Series
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SC
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Manufacturer
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Cotek
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Mechanical
Input Under-Voltage Protection
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Type
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Pure Sine Wave
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Operating Temperature Range
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Full Load: -20°C to +40°C
Power de-rating: 60 W / ℃, 41~60 ℃
Storage: -30 ℃~70 ℃
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Operating Humidity
Range
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Max 93%, Non-condensing
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Cooling
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Temperature & Load Controlled Cooling Fan
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Dimensions (W x H x D)
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12.36" W x 5.02" H x 20.03" D
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Weight
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21.16 lbs
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Shipping Method
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Ground
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Inverter Mode
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DC Input
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Input Battery Voltage
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24 VDC
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Input Voltage Range (±0.5V)
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21.0 ~ 33.0 VDC
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Input Over-Voltage Protection (±0.5V)
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33.0 VDC
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Input Over-Voltage Warning (±0.5V)
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31.0 VDC
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Input Under-Voltage Protection (±0.5V)
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21.0 VDC
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Input Under-Voltage Warning (±0.5V)
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22.0 VDC
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Input Current (Max)
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195 A
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No Load Current
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< 2.5 A @25V
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Stand-By Current
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< 0.3 A
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DC Output
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Continuous Output Power
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3000 VA ± 3%
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Surge Power
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Load 101%~115% (1 Min) / 4000 VA (2 Sec)
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Frequency
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50/60 Hz ± 0.3 Hz (User-selectable)
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Output Voltage
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100 / 110 / 115 / 120VAC ±3%
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Max. Efficiency (Full Load)
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90%
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Output Waveform
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Pure Sine Wave (THD < 5% @ 12.5V/25V/115VAC, linear load) /
(THD < 3% @ 12.5V/25V/230VAC, linear load)
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INV. AC Output*
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30A MAX
*Max Inverter output define inverter 100% load output at Vac =100V / 200V
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AC Output*
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50A MAX
*Max AC output define AC input current + Inverter output current, cannot over AC input limit.
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Protection
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Input Protection
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Over / Under Voltage, Reverse Polarity (Internal Fuse)
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AC Output Protection
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30 Amp Circuit Breaker
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Temperature protection
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Shutdown
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Battery Temperature protection
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By a RJ-11 connector to battery Temperature sensor
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Charger Mode
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AC Input
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Nominal Voltage / Frequency
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110 VAC, 50 / 60Hz (User-selectable
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Input Voltage Range
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90 ~ 132 VAC
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Input Frequency Range
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50Hz:47 ~ 53 Hz / 60Hz:57 ~ 63 Hz
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Nominal Current
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24.5A (@110VAC)
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Efficiency (Max.)
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>87%
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AC Input*
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30 A MAX
*Max Inverter output define inverter 100% load output at Vac =100V / 200V
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Power Factor Correction (PFC)
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>0.95 (Max.)
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Auxiliary DC Output
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Output Voltage
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Battery Voltage
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Output Current
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20A Max
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DC Output
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Charging Current Range
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18.75 / 37.5 / 56.25 / 75A
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Max. Output Voltage
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28.8 VDC @ GEL TYPE
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Battery Temperature Compensation
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-50 mV per ℃
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Battery Control (3-stage Battery Chargers)
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Bulk / Absorption / Float
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Signal and Control
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Remote Control Panel (Optional)
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CR-20C / CR-16B / CR-8
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Remote Control Terminal
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Controls the inverter ON / OFF operation
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Dry Contact Terminal
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By a relay
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Relay Speci cation
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30 Amp / 120 VAC @ 110V system
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Product Features
- Bi-directional inverter and charger.
- Automatically various operation mode:
- Inverter mode.
- Charger mode.
- Power Sharing.
- Power Generation.
- Power Support.
- 3-stage charging function.
- Wide working temperature range: -20℃ ~ 40℃
- UL & CE Certified. Such as UL458 with the marine supplement, UL1741, FCC approved.
- -20oC~40oC full load operation without derating.
- High Power density
- Inverter charge remote controller: CR-20C / CR-16B / CR-8 (Optional)
- Charging Compensation via The Temperature Sensor (optional).
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