Shanghai Nuoyi Electric Appliance Co., Ltd
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    1705, Building 12, No. 555 Chengyin Road, Baoshan District, Shanghai
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CFPJ series intermediate frequency power supply
CFPJ variable frequency power supply is designed by Nuoyi Company using ARM's new generation 32-bit processor as the core, IGBT as the executing eleme
Product details

Controlled by an ARM-32 bit microprocessor, it is reliable, stable, and highly intelligent
Fast dynamic response and stable speed
Three phase vector control, automatic balancing of three-phase voltage
High voltage stabilization accuracy
High frequency stability
Adopting a 7-inch touch screen display and control, the interface is beautiful and the parameter display is diverse
VF working curve, specially designed for motor testing, with soft start function of frequency converter and pure sine wave of frequency converter power supply
RS485 communication interface, standard MODBUS-RTU protocol, optional TCP/IP interface, remote viewing and control through mobile APP


Optional features

Programmable variable frequency power supply RS485 interface, with PC or PLC monitoring interface, standard RS485 interface (can be converted to RS232/CAN/RJ45), meets MODBUS-RTU protocol, convenient for remote monitoring. It is possible to set working condition groups and store several sets of voltage, frequency, working time, etc;
The DC28V interface of military intermediate frequency power supply has a DC28V DC input interface and control switch, and the DC28V power supply can be embedded inside the cabinet to form a whole, which is convenient, beautiful, and reasonable;
Input harmonic current suppression components, including 12 pulse rectification, 18 pulse rectification, and 3-21st harmonic filters, can be selected to reduce the input harmonic current of the variable frequency power supply, improve the power factor, and avoid interference from the variable frequency power supply to other devices in the network;
Marine shore power supply protection level, optional outdoor IP65 protection level shell, directly used outdoors, is a marine shore power supply; Alternatively, a containerized power supply room can be chosen to place the power supply inside the container, which can be equipped with environmental temperature control devices, insulation layers, etc;
Wide range input function, optional voltage input range ± 50%, frequency input 25Hz-100Hz, especially suitable for small thermal or hydroelectric power generation occasions. The output can stabilize frequency and voltage.




input

voltage range

Three phase 380V ± 20% (single-phase 220V ± 20%) or other specified voltage

frequency

47Hz-63Hz or other frequencies

output

modulation scheme

IGBT/SPWM sine wave pulse width modulation method

output voltage

Three phase 0-520V adjustable, single-phase 0-300V adjustable (higher voltage can be customized)

Output voltage stability

(Average value)

±1%(可定制更高精度)

reaction time

2mS (for input voltage)

Voltage waveform distortion THD

<2% (linear load)

output frequency

41Hz-73Hz adjustable, 50/60/400Hz fixed (optional 100Hz/200Hz, customizable 5-1000Hz)

Frequency stability

< 0.1%

phase shift

When the load is balanced in three phases or when there is no load, it should be ≤ ± 1 °; 100% three-phase imbalance: ≤± 4 °

Three-phase unbalance degree

Three phase voltage automatic balancing

Display diagnosis
protection system

Electrical parameter display

Line voltage (L-L), three-phase voltage (L-N), three-phase current, frequency, power

Resolution of electrical parameter display

Voltage resolution 0.1V; current resolution 0.1A; power resolution 0.1KW

Fault diagnosis and display

Overload short circuit fault, IGBT module fault, fuse fault, high temperature fault

protect

Input no fuse switch, output no fuse switch, electronic circuit quickly detects overcurrent, overvoltage, overload, overheating, short circuit and automatically trips for protection and alarm

Display medium

LCD display (128 * 64)

overload capacity

120%/1h; 150%/1min; 200%/20s

Usage environment

Environmental temperature -10~45 ℃, relative humidity 0~90%

insulation resistance

DC500V, above 20 M Ω

pressure resistance

1500Vac/10mA without leakage

Customized on demand.
The CFPJ series intermediate frequency power supply is suitable for the needs of aviation, shipbuilding, and military applications, and can be used in conjunction with DC power supply.

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