240kg Automatic Floor Spring Door Closer

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240kg Automatic Floor Spring Door Closer

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Product Description

Basic Information

Model NO.

LD240

Material

Stainless Steel

Type

Embedded

Function

Buffered

Remote Control

With Remote Control

Door Width

1000mm to 1500mm

Door Weight

100kg to 240kg

Color

Silver

Operating Voltage

DC 24V

Protection Grade

IP55

Product Description

240kg Heavy Duty Automatic Floor Spring

High-grade aluminium sliding door compatibility
2 Years Warranty for peace of mind
Superior after-sale support
Passes international standards: AS2208, ANSIZ97.1, UNI7172

The LD240 is a top-tier automatic floor spring designed for heavy-duty applications. It features 2.2mm profile thickness and is suitable for 5+9A+5mm tempered glazing. Ideal for upscale home improvements, villas, hotels, and professional office environments.

Technical Parameters

Model	LD240
Max Door Weight	240kg
Max Door Width	1500mm
Max Torque	150Nm
Installation	Ground buried
Noise Volume	Less than 50dB
Open/Close Time	3-8 seconds
Open Range	45° to 135° (Adjustable)
Power Consumption	55W (Max) / < 2W (Pending)
Work Temperature	-40°C to +85°C
Machine Size	L295mm * W132mm * H82mm

Installation Notice

Alignment: Ensure the operator is installed exactly as per the manual. The driving axis must be in line with the pivot.
Safety First: Tighten all screws of door clips to 100% to ensure accurate door positioning and prevent trembling.
Glass Requirement: For small door clips, glass width must be under 1500mm and tempered for safety.
Voltage Distribution: Power 220V AC, Transformer 12V AC, Motor 16V DC, Controller 5V DC.

Product Gallery

Certifications

Frequently Asked Questions

Q1: What is the maximum load capacity of the LD240 floor spring? A: The LD240 is designed to handle a maximum door weight of 240kg and a width of up to 1500mm.

Q2: Can this automatic floor spring operate in extreme weather? A: Yes, it is designed to work reliably in temperatures ranging from -40°C to +85°C and has an IP55 protection grade.

Q3: What type of glass is required for installation? A: It is recommended to use tempered safety glass, such as 5+9A+5mm double laminated glazing, for optimal safety and performance.

Q4: How long is the opening and closing cycle? A: The opening and closing time is adjustable between 3 to 8 seconds.

Q5: Is a remote control included with the system? A: Yes, the LD240 comes with a specialized remote control system with an effective distance of over 50mm.

Q6: What is the lifespan or durability rating of this unit? A: The unit has a high durability index, capable of running over 3 million cycles without obstacles.