The Schorch brand YR series represents the foundational line of motors. The YRKK and YRKS series are derived products, tailored according to the cooling methods and protection levels of the motors. This range of motors complies with the relevant standards set by the International Electrotechnical Commission (IEC), and they are all alternating current (AC) three-phase induction motors that meet IEC motor specifications.
Application
This series of WOLONG YR, YRKS, YRKK motors is ideally suited for powering a range of general machinery, including mills, rolling mills, winches, crushers, compressors, and more. They find extensive application in diverse industrial and mining sectors, such as mining operations, steel production, petroleum processing, chemical plants, cement manufacturing, and power generation facilities.
Model Description
YRKK-5603-4
Three Phase Asynchronous Motor
Wound rotor
K K- Air to air cooling
560-Specification code, indicating that the shaft center height is 560mm
3-Core length code (# 3 core)
4-Poles
GB 755 rotary motor rating and performance
Classification of structure type, installation type and junction box position of GB/T 997 rotary motor (IM code)
GB/T 1032 three-phase asynchronous motor test method
GB/T 1993 Rotating motor cooling method
GB/T 4942.1 Protection class (IP code) classification of the overall structure of the rotating motor
GB 1971 Rotary motor line end mark and direction of rotation
GB/T 4772.2 Dimensions and output power levels of rotating motors - Part 2: Stand sizes 355 to 1000 and convex
Border numbers 1180 ~ 2360
GB 10068 - Measurement, assessment and limits of mechanical vibration for motors with a shaft center height of 56mm and above
GB/T 10069.1 Rotating motor noise determination methods and limits - Part 1: Rotating motor noise determination methods
GB 10069.3 Rotating motor noise determination methods and limits - Part 3: Noise limits
GB 14711 General safety requirements for small and medium-sized rotating motors
Basic Features
Frame number: 355 ~ 630
Rated voltage: 6kV
Rated frequency: 50Hz
Rated power range: See Table 4 and Table 5
Poles: 4 ~ 12P
Heat Classification: 155(F)
Temperature rise limit: 80K(Class B), 105K(Class F)
Cooling methods: See Table 2
Installation Mode: IMB3
Protection level: See Table 2. Standard configuration: The collector ring of the motor is located on the outside of the bearing, protection level
The value is IP23. Optional configuration: If the user requires another type of protection class, or the collector ring is located on the inside of the bearing,
Special request must be made at the time of ordering.
Working system: S1
Ambient air temperature: -15℃ ~ +40℃
Altitude: ≤1000mm
Indoor (Standard configuration).
Optional: outdoor (W), outdoor medium corrosion (WF1), outdoor strong corrosion (WF2), indoor medium Corrosion (F1), indoor corrosion protection (F2), hot and humid zone (TH), dry tropical zone (TA), outdoor hot and humid zone (THW),Outdoor Dry Tropics (TAW).
Mounting
Parameter