Bulletin MPL Series Low Inertia Brushless Servo Motors

In modern industrial automation, motion control plays a critical role in determining system performance, precision, and reliability. Among the various motion control solutions available today, servo motors are essential components for achieving accurate positioning, fast response, and stable operation.
The Bulletin MPL Series Low Inertia Brushless Servo Motors are designed to meet the demanding requirements of high-speed, high-precision industrial applications, offering excellent dynamic performance, compact design, and seamless system integration.

What Are Bulletin MPL Series Servo Motors?

The Bulletin MPL Series consists of low inertia brushless AC servo motors engineered for applications that require:

• Rapid acceleration and deceleration

• High positioning accuracy

• Smooth low-speed operation

• High dynamic responsiveness

Thanks to their low rotor inertia design, these motors can respond quickly to control commands, making them ideal for systems where fast motion profiles and precise control are essential.

Key Features and Technical Advantages

1. Low Inertia Design

The low inertia rotor structure enables:

• Faster acceleration

• Quicker stopping

• Improved dynamic control performance

• Reduced mechanical stress on transmission components

This makes the MPL series perfect for applications with frequent start-stop cycles and rapid direction changes.

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2. High Power Density

Despite their compact size, MPL motors deliver high torque output, allowing engineers to design smaller, more efficient machines without sacrificing performance.

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3. Brushless Technology

As brushless servo motors, the MPL series offers:

• No brush wear

• Minimal maintenance

• Longer service life

• Higher operational reliability

• Lower electrical noise

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4. Precision Feedback Systems

Integrated high-resolution encoders ensure:

• Accurate position feedback

• Stable speed control

• Reliable closed-loop operation

• Superior motion accuracy

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5. Seamless System Integration

The MPL series is designed to integrate smoothly with industrial automation systems, particularly servo drives and motion controllers, enabling:

• Simplified commissioning

• Standardized configuration

• High compatibility with industrial control architectures

Typical Industrial Applications

Bulletin MPL Series Low Inertia Servo Motors are widely used in:

• Packaging machinery

• Robotics and robotic arms

• CNC machines

• Electronic assembly lines

• Pick-and-place systems

• Printing and labeling equipment

• Semiconductor manufacturing

• Material handling systems

These industries demand fast, accurate, and repeatable motion — exactly what the MPL series is designed to deliver.

Bulletin MPL Series Servo Motor – Model Code Breakdown Table

Position	Segment	Name	Code	Description
1	MPL	Series	MPL	Premium permanent magnet rotary servo motor
2	L	Series Type	L	Low inertia
3	A / B	Voltage Class	A	200V
			B	400V
4	1–9	Frame Size	1	63 mm
			2	75 mm
			3	100 mm
			4	115 mm
			5	130 mm
			6	165 mm
			7	215 mm
			8	265 mm
			9	300 mm
5	10–80	Magnet Stack Length	10	25.4 mm (1.0 in)
			20	50.8 mm (2.0 in)
			30	76.2 mm (3.0 in)
			40	101.6 mm (4.0 in)
			50	127.0 mm (5.0 in)
			60	152.4 mm (6.0 in)
			70	177.8 mm (7.0 in)
			80	203.2 mm (8.0 in)
6	B–V	Rated Speed	B	1000 rpm
			C	1500 rpm
			D	2000 rpm
			F	3000 rpm
			H	3500 rpm
			J	3750 rpm
			K	4000 rpm
			P	5000 rpm
			T	6000 rpm
			U	7000 rpm
			V	8000 rpm
7	V / M / E / S / H / R	Feedback	V	Multi-turn 128 sin/cos absolute encoder (Hiperface)
			M	Multi-turn 1024 sin/cos absolute encoder (Hiperface)
			E	Single-turn 128 sin/cos absolute encoder (Hiperface)
			S	Single-turn 1024 sin/cos absolute encoder (Hiperface)
			H	2000 lines/rev incremental encoder
			R	Resolver
8	J / K	Shaft / Seal	J	Shaft key / No shaft seal
			K	No shaft key / No shaft seal
9	7	Connector	7	Circular SpeedTec DIN connector, right angle, 180° rotatable
10	2 / 4	Brake	2	No brake
			4	24V DC brake
11	A	Mounting Flange	A	IEC metric, free mounting holes (Type FF)
12	A	Factory Option	A	Standard

Technical Specifications – MP-Series Low Inertia Motors

200V