YB series motors and Y series motors

Y is asynchronous and B is explosion-proof.

The YB is derived from the Y series, and their punches (at least in the outer diameter) are the same, and even the windings may be the same. The main differences are:

Y, there can be different protection levels from low to high (generally from IP21 to IP56); The YB has a minimum degree of protection above IP44.

In addition to the higher starting point of the protection level, YB has also taken more measures in terms of explosion-proof and flame-proof: the size of the stop between the end cover and the base is lengthened, and the junction box is selected with a higher IP level.

Y series is a three-phase asynchronous motor, structure and characteristics: closed, protected, cast iron shell, with heat dissipation ribs on the shell, external fan blowing cooling, cast aluminum rotor, protection level: IP23 and IP44; The center height is above H355mm, the basic type is protective type, horizontal type, the frame has feet, the motor is radial ventilation, and the voltage level is 380V, 3000V and 6000V.

YB series is a flameproof three-phase asynchronous motor, structure and characteristics: the power level and installation size correspondence is the same as Y (IP44), only the structural characteristics and dimensions are slightly different, the junction box is IP54, located at the top.

The Y series is an ordinary asynchronous motor, and the YB is explosion-proof.

Summary. 1. The type code is the Chinese pinyin alphabet used to characterize the various types of motors. eg：

Y - asynchronous motor; t - synchronous motor; TF – synchronous generator; z - DC motor; ZF – Direct Current Generator. 2. The characteristic code is to characterize the performance, structure or use of the motor, and it is also expressed by Chinese pinyin letters. eg：

b indicates flameproof type; yt stands for yb axial flow fan; yej stands for electromagnetic braking type; YVF stands for frequency conversion speed regulation; yd stands for pole-changing multi-speed type; YZD means crane. And so on......3. The design serial number refers to the order of motor product design, which is represented by Arabic numerals. For the first design of the product is not marked with the design serial number, the series of products derived from the product according to the design order.

eg：y2、yb2。

1. The type code is the Chinese pinyin alphabet used by Hongqiao to characterize various types of motors. eg:y——asynchronous motor; t - synchronous motor; TF – synchronous generator; z - DC motor; ZF – Direct Current Generator.

2. The characteristic code is to characterize the performance, structure or use of Doujueqing motor, and it is also represented by Chinese pinyin letters. eg:b indicates flameproof type; yt stands for yb axial flow fan; yej stands for electromagnetic braking type; YVF stands for frequency conversion speed regulation; yd stands for pole-changing multi-speed type; YZD means crane.

And so on......3. The design serial number refers to the order of the design of the empty grip motor product, which is represented by Arabic numerals. For the first design of the product is not marked with the design serial number, the series of products derived from the product according to the design order. eg：

y2、yb2。

4. The excitation mode code is represented by letters, S represents the third harmonic, J represents the thyristor, and X represents the phase complex excitation. eg：y2-132s2-2①y：

model, indicating an asynchronous electric shirt shed machine; 2: design serial number, "2" Songyu means the first time to improve the design of the product; 132: center height, is the height from the center of the shaft to the plane of the base; ④s2：

The length specification of the frame, S is the short type, where footnote "2" is the second specification of the S-type core, and the "2" type is longer than the "1" type core. Wild rock collapse 2: the number of poles, "2" refers to the 2-pole motor.

YE motor is an energy-saving motor, and YB is an explosion-proof motor. Yes.

At present, the state advocates high-efficiency motors, and Y series ordinary energy-efficient three-phase asynchronous motors will be phased out. Each factory will gradually replace the Y series ordinary motors with high-efficiency series motors Y2, Y3, YX3, YE2, YE3 and other series.

The Y-series motors have been in production for twenty or thirty years, and the energy consumption is too high, and the standards of castings and silicon steel sheets used are too low.

The Y3 series has been out for many years, but the Y series motors have not been able to be withdrawn from the market, mainly because of the cost, and users have not been able to accept the price of the Y2 and Y3 series. In this case, we can only start from the supporting manufacturers of the equipment, and let all the equipment be updated to Y2 or Y3 series within the specified time before the socks to really eliminate the Y series three-phase asynchronous motor.

1. The production time is different.

YE2 motor is a high-efficiency motor produced in 2005.

The YE3 motor is an ultra-high efficiency motor produced in 2010.

2. The energy consumption standards of the motor are different.

The YE2 series motor is a high-efficiency Class 3 energy consumption motor.

The YE3 series motor is an ultra-high efficiency Class 2 energy consumption motor.

3. The motor level is different.

YE3 motor is an ultra-efficient motor, which adopts new motor design, new technology and new materials, and improves the output efficiency of the motor by reducing the loss of electromagnetic energy, thermal energy and mechanical energy, and is an upgraded product of YE2 series motor.

4. The efficiency is different.

YE3 series products have the advantages of high efficiency (more than 3% higher than YE2 series motors on average) and obvious energy-saving effects, which can completely replace YE2 series high-efficiency motors.

1.YR series for"General Purpose"Wound rotor three-phase asynchronous motor.

The motor provides a large torque under a small starting current, and regulates the speed within a certain range"It is used to drive a wide range of machinery and equipment without special performance requirements"。

The motor (IP44) meets the requirements of JB T7119-93 "Technical Conditions for YR Series (IP44) Three-phase Asynchronous Motors (Frame No. 132 315)". The motor (IP23) meets the requirements of JB T5269-91 YR series (IP23) three-phase asynchronous motor technical conditions (160 280) and JB T5270 91 (315 355). The rated voltage of the motor.

It is 380, the fixed frequency of the rent is 50Hz, the enclosure protection level is IP23 or IP44, the cooling method is IC01 or IC411, the benchmark working system is continuous duty system S1, and the insulation level.

Grade B or F. The structure and installation type of the motor (IP44) are IMB3, IMB35, IMV1. The structure of the motor (IP23) and the installation type of Anwei type are IMB3.

2.YZR series"Winding rotor three-phase asynchronous motor for lifting and metallurgy.

It is a special product used to drive various types of lifting and metallurgical machinery and other similar equipment, with large overload capacity and high mechanical strength"It is especially suitable for equipment with short intermittent operation, frequent start and braking, overload and significant vibration and shock"。

The motor meets the requirements of JB T10105 1999 "Technical Conditions for YZR Series Winding Three-phase Asynchronous Coding Motors for Lifting and Metallurgy". The rated voltage of the motor is 380V, and the rated power is used.

50Hz; The enclosure protection rating is IP44 for general environments and IP54 for metallurgical environments; Cooling method 112 132 frame number IC0041, 160 400 frame number IC0141, 400 frame number can also be IC0151; 40% for S3 (and 40% for S3 with base load duration of 40% and 10 minutes for duty cycle); There are two types of insulation: F and H.

First, the power is different.

1. YB3 motor: the protection level of the main body shell is IP54, and the protection level of the junction box is IP55; The rated frequency is 50Hz, and the rated voltage is 380V; The motor is insulated with class F insulation.

2. YB2 motor: the main body shell protection level is IP44, it can also be made into IP%4, and the protection level of the junction box is IP54; The rated frequency is 50Hz and the rated voltage is 140V; The motor insulation class is F.

Second, the working temperature is different.

1. YB3 motor: T>450 T2450 >T>300 T3300 >T>200.

2. YB2 motor: 200 >T>135 T5135 >T>100 T6100 >T>85.

3. The scope of application is different.

1. YB3 motor: mainly used in coal mine, oil and gas, petrochemical and chemical industries. In addition, in the textile, metallurgy, city gas, transportation, Ponsen Sakura grain and oil processing, papermaking, medicine and other spring Qi departments.

2. YB2 motor: other electrical equipment for the gas environment except for coal mine transportation plexus.

Hello dear, happy to answer your <>

What is the difference between the motor YH and YEyou Chunfeng is that 1, Y, YX3 and YE3 all belong to the third generation of three-phase asynchronous motors and YE3 is based on Y3 to do a lot of process and material improvements, upgrades, relatively speaking, the fuselage is larger, but the installation size is basically the same, which is an energy-saving motor. At present, the state recommends the use of such new energy-saving motors, and temporarily enjoys energy-saving subsidies. 2. Y series three-phase asynchronous motor is the most widely used motor in China, which has been developed since 1986, and has gone through Y, Y2, Y3, YE2, YE3, YX3 and other step-by-step improvement stage design

Y, Y2, Y3 are ordinary three-phase asynchronous motors; 3. YX3 series is a high-efficiency three-phase asynchronous motor; The YE3 series is an ultra-high efficiency three-phase asynchronous motor; Y, Y2 series three-phase asynchronous motors are about to be replaced by YX3 and YE3 series high-efficiency and energy-saving motors with higher energy efficiency levels, which is also a major development trend in the motor industry. Answer: YE series motor is a new generation of gear low-speed motor, with small size and laughter, low noise, maintenance-free, beautiful appearance and other characteristics, the speed from, the motor is in the motor at the same time electromagnetic drive and deceleration mechanism integration, no need to increase the deceleration device.

Y series motors are cage rotor asynchronous motors, which are suitable for driving various mechanical equipment without special requirements, such as: machine tools, pumps, fans, etc. The above is the difference between the two types of motors.

Hello dear, YBX and YBE are two different motor types, and they have the following differences:1Structural Design:

The YBX motor is a fully enclosed motor. It is usually composed of a cast iron shell and an end cap, which has high sealing performance and can effectively prevent external substances such as dust and moisture from entering the inside of the motor. -YBE motor is a motor with an open structure without barriers.

Its shell and end cap are relatively simple, and there is no completely enclosed structure, so it is used more in occasions with low environmental requirements or high ventilation and heat dissipation requirements. 2.Heat dissipation method:

YBX motors usually use forced air cooling to dissipate heat. It blows air through the enclosure of the motor through a built-in fan or an external fan to reduce the temperature of the motor while it is running. -YBE motors usually use natural cooling and heat dissipation.

It relies on the heat generated by the motor itself to be naturally dissipated into the surrounding air, eliminating the need for additional air-cooling equipment. 3.Application Scenarios:

YBX motor is suitable for special occasions such as high environmental requirements, dustproof, moisture-proof, etc. For example, in harsh environments such as chemical plants, mines, and pharmaceutical factories, YBX motors can better protect internal components from external substances. -YBE motors are suitable for general industrial applications, especially in places with high ventilation requirements.

For example, the use of YBE motors in workshops, warehouses, fans and other equipment can effectively reduce the operating temperature of the motor through natural heat dissipation. Summary and expansion: There are obvious differences between YBX and YBE motors in terms of structural design, heat dissipation methods and application scenarios.

Which type of motor to choose depends on the specific use environment and needs. If the motor needs to have good sealing performance and protection ability to cope with the harsh working environment, then YBX motor is more suitable. If the environmental requirements are relatively low and good heat dissipation performance is required, it is more appropriate to choose YBE motors.

Therefore, when purchasing a motor, various factors should be considered comprehensively according to actual needs to ensure that the motor can operate efficiently and stably in a specific environment. I'm glad to answer for you, and I hope I can help you.