Product Specifications:
The document provides specifications for a 5-pole servo motor, specifically the 180mm Series with a 380V rating. It includes details for both configurations: with and without a brake.

Installation Dimensions:
- Without Brake: Key dimensions include a diameter of 180mm with a tolerance of ±0.5mm, and a motor length of 176mm. The through hole is 200mm with a 45° angle.
- With Brake: Similar diameter and through hole specifications, but the motor length extends to 224mm.

Motor Parameters:
The document lists various motor models with their respective parameters:
- 180BST-M18615: Rated power of 380W, maximum speed of 2900 rpm, and rated speed of 2500 rpm.
- 180BST-M28415: Rated power of 4400W, maximum speed of 2900 rpm, and rated speed of 2000 rpm.
- 180BST-M35015: Rated power of 5500W, maximum speed of 2900 rpm, and rated speed of 2000 rpm.
- 180BST-M48015: Rated power of 7500W, maximum speed of 2900 rpm, and rated speed of 2000 rpm.

Each model is available with or without a brake, affecting the motor length and other parameters such as rated current, line back EMF constant, rated torque, peak torque, moment coefficient, line resistance, line inductance, and electrical time constant.

Additional Specifications:
- Motor insulation level: Class F
- Protection level: IP65

Critical Information:
The document highlights the importance of understanding the differences in motor length and performance parameters when choosing between configurations with or without a brake. The protection level and insulation class ensure the motor's durability and reliability in various environments.