1. Aluminum alloy shell or steel plate welding, surface spraying;
2. Built-in inverters, circuit breakers, signal lights and other components produced by domestic or Schneider and other companies;
3. It mainly adjusts the speed of ordinary three-phase asynchronous motor by changing its output frequency, in order to achieve the production process requirements or complete the purpose of power saving, the power saving rate can reach 30%-60%, and can also be used as a soft start controller for the motor, and can also form a closed-loop speed regulation system through sensors, transmitters and other control circuits, with simple installation and operation, stable power factor, and various functions such as fault appearance;
4. It has a variety of protections such as over-current, short circuit, over-voltage, under-voltage, and break-leveling, which can digitally display frequency, speed, load rate or current, etc., can manually adjust the frequency, can set the process curve of speed change according to time, and can also be controlled by the signal given by the DCS system;
5. Steel pipe or cable wiring Tonglong explosion-proof is a professional engaged in explosion-proof electrical appliances, explosion-proof lighting distribution box, explosion-proof power distribution box, explosion-proof maintenance box, explosion-proof distribution box, stainless steel explosion-proof distribution box, waterproof dustproof and anti-corrosion distribution box, explosion-proof operation column, waterproof dustproof and anti-corrosion operation column, explosion-proof air conditioner, explosion-proof axial fan, explosion-proof lamps, explosion-proof flashlight, explosion-proof maintenance power box, explosion-proof power maintenance box, explosion-proof junction box, explosion-proof threading box, explosion-proof flexible connecting pipe, explosion-proof magnetic starter, explosion-proof circuit breaker
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Dynamic phase angle tuning of inverter motors – Schneider
1. The control cabinet, the main engine, and the brake connection line are correct, and the voltage is correct;
2. Safety circuit, door lock circuit is normal, limit switch, speed change switch and close;
3. The connection cable from the encoder to the PG card must be reliable and accurate;
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Schneider ATV series inverter used as inverter power supply?
Can Schneider ATV series inverter be used as a variable frequency power supply?
No, you can't. The inverter is a control device designed according to the characteristics of the communication asynchronous motor, and cannot be used as a variable frequency power supply.
The entire circuit of the variable frequency power supply is composed of a ditch ...
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Features of Schneider's different PLC series
Schneider PLC series mainly includes:
Schneider NEZA PLC (Schneider TSX08 series);
Schneider Quantum PLC (Schneider 140 series);
Schneider Micro PLC (Schneider TSX37 series);
Schneider Premium PLC (Schneider TSX...
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Introduction to Schneider inverter fault code and maintenance method
1. If the fault code presented on the Schneider inverter is AnF, it means that the load of the inverter has slipped, that is, the speed of the encoder does not match the initial value. First of all, we need to check whether the parameters of the motor are stable and the size of the load, ...
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Inverter power settings, waveform test issues
1. After the inverter is repaired, the power number demand is corrected, don't forget
Generally, an inverter corresponds to a power number (also known as the number of horsepower), for example, a 75 kilowatt inverter is set under heavy load, and 100 kilowatts is set under light load. In this way, the customer will not use it to present ...
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Precautions for the selection of Schneider foot switches
The foot switch series is XPE, and it should be noted when selecting:
1) Raw materials: metal and plastic, which are used in heavy-duty, high-risk, light-duty, low-risk occasions.
2) Pedal: divided into single pedal and double pedal (type end plus D).
3) With or without maintenance cover ...
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Inverter selection and capacity matching method - Schneider
How to carry out the selection of inverter normally, is the difficulty faced by many enterprise technical personnel and business personnel, in addition, the selection of the inverter body alone, without considering whether the inverter selection and capacity matching is appropriate, is also unscientific.
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Deterioration site and the principle of higher harmonic generation - Schneider
1. Electrical equipment will produce higher harmonics when it produces abnormality and deterioration, and the abnormality and deterioration of motors, loads, and inverters are used to distinguish the higher harmonics from 2 to 40 times, and the data is changed by FFT, and the analysis is made on the basis of the analysis data of long-term savings.
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Inverter control motor speed method - Schneider
1. Why can the rotation speed of the motor be changed freely?
Motor rotation speed unit: r/min number of rotations per minute, can also be expressed as rpm.
Example: 2-pole motor 50Hz 3000 [r/min]
4-pole motor 50Hz 1500 [r/min]
Conclusion:...
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Causes of Schneider UPS power supply damage
1. Air conditioning: It is generally forbidden to use UPS power supply, because the air conditioning is very large and belongs to the rational load.
Not suitable for belt loads
2. Motor: It is necessary to choose a large-capacity UPS power supply, because it is a rational load, and it is ...
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Schneider frame circuit breaker MT circuit breaker does not close the brake problem
Schneider structural circuit breaker is not stored (check the power supply of the energy storage motor, if it is normal, check whether it can be manually stored for energy)
MX shunt coil live (disconnect MX coil power)
The MN coil is not charged or faulty (a voltage higher than 0.85Un is applied to the MN)
The circuit breaker is latched in ...
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Schneider DC air open up plus or minus? How to connect the incoming and outgoing lines?
The air switch is divided into the upper inlet line and the lower inlet line of the power supply, 1 is - 3 is + 2 is + 4 is - when the upper line is inlet, 2 is + 4 is - This is related to the internal trip curve.
DC circuit breaker is used for DC system operation method conversion or fault removal ...
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Schneider ATV610 inverter applications
The Schneider ATV610 inverter is suitable for specification loads and can be used in a wide range of industries and infrastructure. Including: petrochemical, power plant, industrial and civil buildings, water treatment and sewage treatment, HVAC, thermal heating, constant pressure water supply, and other applicable occasions. In these jobs ...
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Schneider circuit breaker maintenance
1. Insist that the air is moist or unclean, and the pipes are not clean, which may have the following consequences:
(1) The wet gas is decomposed into mixed gases such as hydrogen and oxygen under the action of the arc, and the insulation between the fractures after the main contact is broken is destroyed.
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Schneider inverter Eplan file download
Product line:
Frequency converters and soft starters
Solution(s):
All Eplan software users can visit the Eplan website (directly from the Eplan software). The EPLAN database includes ...
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Pay attention to the problem when using UPS power supply - Schneider
1. The parameters set in the host cannot be changed at will during use. In particular, the parameters of the battery pack will directly affect the service life. With the change of ambient temperature, the float charge voltage should be adjusted accordingly. Generally, 25 °C is the standard, and when the ambient temperature rises or falls by 1 °C, the float charge ...
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The type of signal output from the Schneider sensor
The type of sensor output signal
Sensors are commonly used detection devices that convert perceived information into electrical signal outputs, and are used in a variety of applications. What can be divided into the output signal mode of the sensor ...
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Schneider relay model introduction
RM4 Series Control Relay (Three-phase Power Control)
RM4 series voltage steerable relays
RM4 current operated relay
RM4 level control relay
RM17 three-phase power controller
RM35 3-phase power control relay
RM17 Voltage Steerable Relay ...
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Common analysis method for electrical control line faults - Schneider
1) Survey and research method. The investigation and research method is to understand the obvious problem phenomena through "seeing", "listening", "smelling", "touching" and "asking"; After visiting the operator, understand the cause of the failure; A common way to help find the fault point after asking others or consulting information ...
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Is there a restriction on the installation direction when Schneider installs the inverter?
It should be basically stored in the plate, the problem is that the plate with a fully enclosed structure is large in size, takes up a lot of space, and the cost is higher. This can be done by:
(1) The planning of the disc should be based on the heat dissipation required by the actual device;
(2) Profit ...
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