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Home > Floor Spring Door Closers > Ce Standard Fire Proof Hydraulic Floor Spring /Floor Door Closer HD 508
Ce Standard Fire Proof Hydraulic Floor Spring /Floor Door Closer HD 508
Ce Standard Fire Proof Hydraulic Floor Spring /Floor Door Closer HD 508
Ce Standard Fire Proof Hydraulic Floor Spring /Floor Door Closer HD 508
Ce Standard Fire Proof Hydraulic Floor Spring /Floor Door Closer HD 508
Ce Standard Fire Proof Hydraulic Floor Spring /Floor Door Closer HD 508
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Ce Standard Fire Proof Hydraulic Floor Spring /Floor Door Closer HD 508
Ce Standard Fire Proof Hydraulic Floor Spring /Floor Door Closer HD 508
Ce Standard Fire Proof Hydraulic Floor Spring /Floor Door Closer HD 508
Ce Standard Fire Proof Hydraulic Floor Spring /Floor Door Closer HD 508
Ce Standard Fire Proof Hydraulic Floor Spring /Floor Door Closer HD 508

Ce Standard Fire Proof Hydraulic Floor Spring /Floor Door Closer HD 508

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Product Description

ℹ️ Basic Information
Model NO.
HD 508
Installation Type
Standard
Function
Stop, Fixed, Delay, Adjustable, Buffered
Standard
European Standard
Door Width
1100mm
Door Weight
120kg
Usage
Market, Fire Exits, Home, Hotel, Office, Hospital, School
Guarantee
5 Years
Power Size
En3
Hold Open
90 Degree
📋 Specifications
Model: HD 508
Applicable Standard EN1154 & ANSI
Engine Cylinder Single
Max Door Width 1100mm
Max Door Weight 120kg
Max Open Degree 116°
Stop-Device 90°
Latching Speed Adjustment 0°-20°
Closing Speed Adjustment 20°-116°
Application Temperature -40° to 60°
Dimension Length 258mm
Width 103mm
Height 48mm
Material of Cover Plate 304SS or 201SS
Service Life Over 500,000 cycles
🌟 Product Overviews
  • Applicable for glass doors, wooden doors, steel doors and the glass doors of metal frame and wooden frame.
  • Floor spring comply to EN1154 and ANSI standard, and fire-rated EN1634 standard.
  • Over 500,000 cycles tested without any damage.
  • Double ways opening with smoothly movement and noiseless, 90° stop-device.
  • Closing speed and latching speed adjustable, latching point accurately at 0°.
  • All spindle types available for different countries.
  • Anti-freezing oil and imported seal rings, keep perfect working from -40° to 60° temperature.
📐 Drawing and Size
Drawing 1
Drawing 2
Product Size 1
Product Size 2
Installation Drawing
Technical Drawing
❓ Frequently Asked Questions
What is the maximum door weight this floor spring can handle?
The HD 508 floor spring is designed to support a maximum door weight of up to 120kg.
Is the HD 508 suitable for extreme weather conditions?
Yes, it uses anti-freezing oil and imported seal rings, allowing it to function perfectly in temperatures ranging from -40°C to 60°C.
Can I adjust the closing speed of the door?
Absolutely. The closing speed is adjustable between 20° and 116°, and the latching speed is adjustable between 0° and 20°.
What safety standards does this product meet?
It complies with European Standard EN1154 and ANSI standards, and it is fire-rated according to the EN1634 standard.
What is the expected lifespan of the HD 508?
The product has been tested for over 500,000 cycles without damage and comes with a 5-year guarantee.
Does it have a hold-open feature?
Yes, it features a 90-degree stop-device (hold-open) for convenience.

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