Introducing our YBX3 Series Explosion-Proof Electric Motor, the flagship model of Longran Electromechanical (Zhejiang) Co., Ltd. This robust and reliable motor stands out with its fully enclosed, fan-cooled squirrel cage design, delivering unparalleled high efficiency. Engineered to meet rigorous IEC standards for power class and measurements, this motor ensures superior performance and safety. Its explosion-proof capabilities adhere strictly to GB3836.1 and GB3836.2 standards, making it the ideal choice for environments with explosive gas mixtures. Trust in our YBX3 Series for your mining operations, where safety and efficiency go hand in hand. Dive deeper into the superior engineering of the YBX3 Series, meticulously crafted to offer exceptional durability and longevity. Our state-of-the-art design not only promises operational excellence but also guarantees peace of mind in hazardous conditions. Elevate your mining operations with a motor that embodies the perfect synergy of safety, reliability, and cutting-edge technology.
Type No. | Output | Full Load | 75%Load | 50%Load | Locked torque | Locked Current | Max torque | ||||||
kW | HP | Current | speed (r/min) | Eff (%) | Power factor | Eff (%) | Power factor | Eff (%) | Power factor | Reted torque TST/TFL | Rated current IST/TFL | Rated Torque TM/TFL | |
MS56M1-4 | 0.06 | 0.08 | 0.26 | 1300 | 53.0 | 0.70 | 51.8 | 0.65 | 50.0 | 0.53 | 2.1 | 5.2 | 2.2 |
MS56M2-4 | 0.09 | 0.12 | 0.35 | 1300 | 55.0 | 0.71 | 53.8 | 0.67 | 52.0 | 0.55 | 2.1 | 5.2 | 2.2 |
MS63M1-4 | 0.1 | 0.18 | 0.42 | 1310 | 57.0 | 0.72 | 56.1 | 0.69 | 53.9 | 0.57 | 2.1 | 5.2 | 2.2 |
MS63M2-4 | 0.18 | 0.25 | 0.62 | 1310 | 60.0 | 0.73 | 58.5 | 0.70 | 56.7 | 0.59 | 2.1 | 5.2 | 2.2 |
MS71M1-4 | 0.25 | 0.33 | 0.79 | 1330 | 65.0 | 0.74 | 62.4 | 0.76 | 59.3 | 0.59 | 2.1 | 5.2 | 2.2 |
MS71M2-4 | 0.37 | 0.50 | 1.12 | 1330 | 67.0 | 0.75 | 65.3 | 0.74 | 60.8 | 0.63 | 2.1 | 5.2 | 2.2 |
MS80M1-4 | 0.55 | 0.75 | 1.57 | 1395 | 71.0 | 0.75 | 69.2 | 0.74 | 67.2 | 0.64 | 2.4 | 5.2 | 2.3 |
MS80M2-4 | 0.75 | 1 | 2.03 | 1395 | 79.6 | 0.76 | 71.7 | 0.75 | 69.8 | 0.67 | 2.3 | 6.0 | 2.3 |
MS90S-4 | 1.1 | 1.5 | 2.89 | 1405 | 81.4 | 0.77 | 73.1 | 0.75 | 70.8 | 0.67 | 2.3 | 6.0 | 2.3 |
MS90L-4 | 1.5 | 2 | 3.70 | 1405 | 82.8 | 0.79 | 76.1 | 0.76 | 73.7 | 0.69 | 2.3 | 6.0 | 2.3 |
MS100L1-4 | 2.2 | 3 | 5.16 | 1435 | 84.3 | 0.81 | 78.0 | 0.79 | 75.5 | 0.69 | 2.3 | 7.0 | 2.3 |
MS100L2-4 | 3.0 | 4 | 6.78 | 1435 | 85.5 | 0.82 | 79.9 | 0.78 | 77.5 | 0.70 | 2.3 | 7.0 | 2.3 |
MS112M-4 | 4.0 | 5.5 | 8.8 | 1445 | 86.6 | 0.82 | 81.9 | 0.79 | 79.6 | 0.70 | 2.3 | 7.0 | 2.3 |
MS132S-4 | 5.5 | 7.5 | 11.7 | 1445 | 87.7 | 0.83 | 82.8 | 0.81 | 80.4 | 0.73 | 2.3 | 7.0 | 2.3 |
MS132M-4 | 7.5 | 10 | 15.6 | 1445 | 88.7 | 0.84 | 84.8 | 0.82 | 82.6 | 0.74 | 2.3 | 7.0 | 2.3 |
MS160M-4 | 11 | 15 | 22.3 | 1465 | 89.8 | 0.84 | 85.8 | 0.83 | 83.8 | 0.75 | 2.2 | 7.0 | 2.3 |
MS160L-4 | 15 | 20 | 30.1 | 1465 | 90.6 | 0.85 | 90.0 | 0.83 | 88.5 | 0.75 | 2.2 | 7.5 | 2.3 |




Longran's main products:CE certificate/New National Standard GB/T28575-2012 1 Secondary Energy Efficiency/IP55:
* YE4 Super High Eficiency Secondary Energy Efficiency Motor;
* YE3 Super High Efficiency Energy Saving Series Three -phase Asynchronous Motor;
* YE3 Super High Efficiency Energy Saving Aluminum Shell Motor;
* YEJ2 series electromagnetic brake three- phase asynchronous motor;
* YBX3 series flameproof three- phase asynchronous motor;
* Riello Combustaion Engine Specific Motor;
*ZFY series special motor combustion engine
*DC High-Votage Cleaning Machine
*LRYBDC Series Flameproof Electric Motor for Industrial Use with High Efficiency
*LR Series Waterproof Motor for Underwater Use with IP68 Protection Rating
* YVP2 Frequency conversion series three phase asynchronous motor
*YC Series heavy-duty single phase capacitions start induction motor
*YL SEries single phase dual capacitor induction motor
*MY ML Series aluminum sell single phase motor
*MS CDL Series high effciency three-phase asynchrorous motor
* YD2 series two-speed multi-speed three phase asynchronous motor;
* YVFEJ2 series variable frequency brake three-phase asynchronous motor,
* YDEJ series Multi-speed electromagnetic brake three. phase asynchronous motor, oil pump motor,
* special motor for stone machinery and equipment, custom-made motors with special specifications for power
requirements, and motors with different frequencies and different pressures.
* The protection grades include IP55, IP66, etc. and various special motors derived from them.





1. Q: Can you manufacture according to customer drawings?
A: Absolutely, we offer bespoke customization services to meet our clients' specific needs. We can incorporate the customer's nameplate on the electric motors for a personalized touch.
2. Q: What are your terms of payment?
A: We require a 30% deposit prior to production, with the remaining balance to be paid via T/T before delivery.
3. Q: Are you a trading company or a manufacturer?
A: We are a reputable manufacturer equipped with state-of-the-art machinery and a team of skilled workers.
4. Q: What is your production capacity?
A: Our production capacity ranges between 4,000 to 5,000 units per month.
5. Q: Are free samples available?
A: Yes, we provide free samples, provided the customer agrees to cover the courier costs.
6. Q: Do you hold any certifications?
A: Yes, we are certified with both CE and TUV certification reports.