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CCHN Industry

CCHN is a trusted U.S. registered company in industrial automation & controls, CCHN's goal is helping saving your money by bypassing all kinds of local dealers/agents in buying industrial automation products from Chinese manufacturers directly. You will be enjoyed to get free tech support on how to choose, how to wire, how to commissioning with CCHN professional engineers. Shopping for your automation systems on CCHN one-stop online store now. The price on the website only for sample reference. for Mass order,please send the enquiry to us.

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Foam cutting is a device for processing materials in the chemical industry such as foam and sponges. It mainly uses the high

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CCHN Industry
 
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CCHN Industry

CCHN is a trusted U.S. registered company in industrial automation & controls, CCHN's goal is helping saving your money by bypassing all kinds of local dealers/agents in buying industrial automation products from Chinese manufacturers directly. You will be enjoyed to get free tech support on how to choose, how to wire, how to commissioning with CCHN professional engineers. Shopping for your automation systems on CCHN one-stop online store now. The price on the website only for sample reference. for Mass order,please send the enquiry to us.

Blog

Foam cutting is a device for processing materials in the chemical industry such as foam and sponges. It mainly uses the high

...
30 hp (22 kW) VFD, 3 Phase 208V, 440V, 460V
 
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30 hp (22 kW) VFD, 3 Phase 208V, 440V, 460V


$1264.30
Cheap price 30 hp (22 kW) VFD, three phase 208V, 440V, 460V high performance variable frequency drive, IP20, RS485 enabled, b
SKU: GK3000-4T0220G
Free Shipping Worldwide
Delivery date: 6-12 days

30 hp (22 kW) high performance variable frequency drive, three phase 208V, 440V, 460V for selection, manufacturer direct sale.

Specification:

BasicsModelGK3000-4T0220G/ GK3000-2T0220G
Capacity30 hp (22 kW)
Shipping weight8 kg
Dimension330*200*200 mm
I/O FeatureRated current45 A
Input voltage3 phase 208V /440V /460V AC ±15% (Optional)
Input frequency50Hz/ 60Hz
Output voltage3 phase AC 0~input voltage
Output frequency0.00~400.00Hz
Over load capacity150% of rated current for 1 minute, 180% of rated current for 3 seconds
Control FeatureControl modeV/F control;
Sensorless vector control;
CommunicationRS485
Speed regulation1:100
Start torque150% of rating torque at 1 Hz
Speed control accuracy≤±0.5% of rating synchronous speed
Frequency precisionDigital setting: max frequency x± 0.01%;
Analog setting: max frequency x± 0.2%
Frequency resolutionAnalog setting: 0.1% of max frequency;
Digital setting: 0.01Hz
Torque boostAutomatic torque boost, manual torque boost 0.1%~30.0%
Interior PID controllerBe convenient to make closed-loop system
Automatic energy save runningOptimize V/F curve automatically based on the load to realize power save running
Automatic voltage regulation (AVR)Can keep constant output voltage when power source voltage varies.
Automatic current limitingLimit running current automatically to avoid frequent over-current which will cause trip
EnvironmentEnclosure ratingIP 20
Temperature–10℃~ +40℃; VFD will be derated if ambient temperature exceed 40℃; each rise 1℃, the derate will be 5%
Humidity5%-95%, without condensation
Altitude≤1000m; VFD will be derated if above 1000m
Impingement and oscillationNormal running:<5.9m/s2 (0.6g); Transportation:<15m/s2 (1.5g)
Store environment–20℃~ +60℃; no dust, no corrosive gas, no direct sunlight

Tips: Variable frequency drive overheated
Overheating is also a relatively common failure of VFD, which is mainly caused by high environment temperature, fan locked-rotor, poor temperature sensor performance or motor overheating.
For example, a 30 hp VFD displays "OH" after running for about half an hour.
Analysis and maintenance: Because the failure happens after a period of running, so the temperature sensor is not likely to be broken. Maybe VFD temperature is truly high. After power on, find the fan is slowly rotating, and there is a lot of cotton inside the shield (VFD is used in the textile industry). After cleaning the fan, VFD runs well, and doesn't display the failure for hours of running.