Crowd Motor

Product Specifications

Technical details and manufacturing context for Crowd Motor

Definition

The Crowd Motor is a specialized electric motor designed as a primary power source within crowd control systems. It converts electrical energy into mechanical motion to operate mechanisms such as barriers, gates, or flow management devices. This component is integral to systems that manage pedestrian or vehicular flow, ensuring controlled access and safety in public or restricted areas. The motor operates on electromagnetic principles, where current through windings creates a rotating magnetic field that interacts with permanent magnets or rotor windings to produce torque and rotational motion. This motion is transmitted to the crowd system's mechanical components via a keyed shaft, which can be configured with foot, flange, or face mounting (B3, B5, B14) to suit various installation requirements. The motor is available with rated power from 0.75 to 7.5 kW, rated voltage of 380 V AC (three-phase, 50 Hz), and rated speeds from 1400 to 2800 rpm. Efficiency ranges from 85% to 92%, depending on the IE2 or IE3 class. Insulation is Class F, allowing a maximum hot spot of 155°C. Protection ratings vary from IP54 to IP65, suitable for dusty or wet environments. Ambient temperature range is -20°C to 40°C, with derating above 40°C. Noise level at 1 meter, no load, is ≤70 dB(A). Shaft diameters range from 19 to 42 mm, keyed per DIN 6885. Weight depends on frame size and power, ranging from 15 to 80 kg. Duty cycles include S1 (continuous) and S3 (intermittent periodic). All parameters are reference ranges and must be verified with the legal manufacturer or supplier for specific models and applications. Standards listed (IEC 60034-1, IEC 60038, etc.) serve as procurement references, not certification guarantees.

Working Principle

The Crowd Motor operates on electromagnetic principles. When electrical current flows through the stator windings, it generates a rotating magnetic field. This field interacts with permanent magnets or rotor windings, inducing a torque that causes the rotor to rotate. The rotational motion is transmitted through a keyed shaft to the crowd control mechanism, such as a barrier or gate. The motor's speed and torque are determined by the applied voltage and load. Selection should consider load torque and duty cycle to ensure proper sizing. The motor is designed for continuous or intermittent operation, with insulation Class F and protection ratings up to IP65 for harsh environments.

Common Materials

Copper windings, Steel laminations, Permanent magnets, Aluminum housing

Technical Parameters

Parameter	Typical range	Notes & selection driver
Rated Power	0.75–7.5 kW	Select based on load torque and duty cycle.IEC 60034-1
Rated Voltage	380 V AC	Three-phase, 50 Hz.IEC 60038
Rated Speed	1400–2800 rpm	Higher speed for lower torque applications.IEC 60034-1
Efficiency	85–92 %	IE2 or IE3 efficiency class.IEC 60034-30-1
Insulation Class	F	Class F allows 155°C max hot spot.IEC 60085
Protection Rating	IP54–IP65	IP65 for dusty or wet environments.IEC 60529
Ambient Temperature	-20–40 °C	Derate above 40°C.IEC 60034-1
Noise Level	≤70 dB(A)	At 1 meter, no load.IEC 60034-9
Shaft Diameter	19–42 mm	Keyed shaft per DIN 6885.ISO 775
Mounting Type	B3, B5, B14	Foot, flange, or face mount.IEC 60034-7
Weight	15–80 kg	Depends on frame size and power.
Duty Cycle	S1–S3	S1 continuous, S3 intermittent periodic.IEC 60034-1

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Stator
Stationary part containing windings that create rotating magnetic field

Material: Electrical steel laminations
Rotor
Rotating part that converts electromagnetic force into mechanical rotation

Material: Steel with permanent magnets or copper windings
Bearings
Support rotor shaft and reduce friction during rotation

Material: Steel with ceramic or polymer elements
Housing Part
Protects internal components and provides mounting structure

Material: Aluminum alloy

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Crowd Motor.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Crowd System

View system integration details

Manufacturers of Crowd Motor

Manufacturer profiles associated with Crowd Motor.

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Frequently Asked Questions

What is the Crowd Motor used for?

The Crowd Motor is used as the primary power source in crowd control systems, driving mechanical components such as barriers, gates, or flow management devices.

What are the key parameters to consider when selecting a Crowd Motor?

Key parameters include rated power (0.75–7.5 kW), voltage (380 V AC), speed (1400–2800 rpm), efficiency (85–92%), insulation class (F), protection rating (IP54–IP65), ambient temperature (-20–40°C), noise level (≤70 dB(A)), shaft diameter (19–42 mm), mounting type (B3, B5, B14), weight (15–80 kg), and duty cycle (S1–S3). These are reference ranges; verify with the manufacturer.

What standards apply to the Crowd Motor?

The motor references standards such as IEC 60034-1 for performance, IEC 60038 for voltage, IEC 60034-30-1 for efficiency, IEC 60085 for insulation, IEC 60529 for protection, IEC 60034-9 for noise, ISO 775 for shaft, and IEC 60034-7 for mounting. These are procurement references, not certification guarantees.

How should the Crowd Motor be maintained?

Maintenance should follow the manufacturer's guidelines. Regular checks include insulation resistance, bearing condition, and alignment. Monitor for abnormal noise or vibration, which may indicate wear. Ensure the motor is operated within specified ambient temperature and duty cycle limits.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

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pressure:	Ambient atmospheric pressure (non-pressurized)
other spec:	Continuous duty cycle, IP65 ingress protection, 400V 3-phase power supply
temperature:	-20°C to +60°C

Product Specifications

Industry Taxonomies & Aliases

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards