AC MOTOR MST-0,3
AC motor MST-0,3, built-in, reversible, asynchronous, three-phase, of specialized application, is designed for operation as a component of the electric switch mechanism for switching heavy and standard switches of electric interlocking and operates together with RD32TsSh03.07-90 (hereinafter referred to as the OTU).
The electric motor is designed for operation under the moderate climate conditions, U version, category 2 per GOST 15150-69. According to the location conditions per
allowable mechanical and climatic impact the product falls into classifi cation groups MSZ and KZ established in annex 3 of the OTU.
The electric motor execution is 1M 1101 per GOST 2479-79.
Application of the electric motor for installation in other devices and mechanisms is not allowed.
The degree of protection is IP43 per GOST 17494-87.
In terms of personnel protection against electric shock the electric motor is referred to class 0 per GOST 12.2.007.0-75.
TECHNICAL CHARACTERISTICS:
Supply voltage, V
| 190/110 |
Power, W | 300 |
Consumption current, A, maximum | 2,1/3,6 |
Rotation frequency, rpm | 850±5%
|
Motor torque, N*m (kg*m) | 3,43 (0,35) |
Frequency, Hz | 50 |
Efficiency %, minimum | 66 |
Cos ϕ
| 0,72 |
Starting torque ratio, minimum | 1,7 |
Specified lige, cycles: | |
- at rated load | 500 000 |
- at maximum load | 250 000 |
Overall dimensions, mm, maximum | 310×255×198 |
Weight, kg, maximum | 18 |
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