Level Luffing Portal Gantry Crane

A level luffing portal crane is a specialized type of gantry crane designed to keep the load level while luffing, or adjusting the boom angle. This feature is particularly useful in applications requiring precise positioning of heavy loads, such as in ports, shipyards, and construction sites.They are widely used in various industries due to their ability to handle very heavy loads and cover large areas.

Level Luffing Mechanism: The system that ensures the load remains level while the boom angle is adjusted;
Boom: The angled arm or beam that can be adjusted to different angles (luffing) while maintaining the load level;
Hoist: The mechanism used for lifting and lowering loads.
Gantry Frame: The main structural framework that supports the crane, consisting of two or more legs and a bridge beam.
Trolley: The component that moves along the bridge beam and supports the hoist and load.
Control System: Includes the controls for operating the crane, typically via a pendant, remote control, or operator cabin.

Product Description

Technical Parameter

Specification			MQ0518	MQ1030	MQ1625	MQ2519	MQ2525	MQ4019
Working Level			A8	A8	A8	A8	A8	A8
From the weight(grab/hook)			5	10	16	25	25	40
Margin	Maximum(grab/hook)	m	18	30	25	19	25	19
Margin	Minimum		8	8.5	10	10	9	9
Lifting Height	Rail(grab/hook)	m	12	25	16	16	16	18/25
Lifting Height	Under rail		13.5	15	15	15	12	15
Operating speed	Lifting(grab/hook)	m/min	40	60	35	23	28.4	17.3
	Amplitude		30	50	21	21	15.5	15.5
	Rotation	Rpm	1.32	1.5	1.2	1.2	1.03	1.03
	Walk	m/min	25	25	16.5	16.5	18.2	18.2
Max. Wheel Loading		KN	190	230	200	200	230	230
Gauge		m	7.5	10.5	10.5	10.5	10.5	10.5
Substrate distance		m	7.5	10.5	10.5	10.5	10.5	10.5
Recommended track			43kg	QU70	QU70	QU70	QU70	QU70
Installed capacity		KW				216.8	262	262
Power Supply			3-Phase A.C 50HZ 220V/380V or customized

Advantages

Precise Load Handling: Keeps the load level during luffing, which is essential for accurate positioning.
Increased Safety: Reduces the risk of load swinging and instability.
Efficiency: Facilitates quicker and more efficient operations by minimizing the need for additional adjustments.
Versatility: Suitable for various applications that require precise load handling.
Improved Operator Control: Allows for better control over the load position, enhancing operational efficiency.

Application

Ports and Harbors: Loading and unloading ships with precision, especially useful for handling containers and bulk materials.
Shipyards: Assembling and moving large ship components with accuracy.
Construction Sites: Positioning heavy construction materials and equipment accurately.
Industrial Facilities: Handling heavy machinery and materials where precise positioning is critical.
Power Plants: Moving large components during construction and maintenance operations.