LP4 Circle-H Helideck Light 

Apply to mark the H marking of offshore helipad (including mobile platform and fixed platform).
Suitable for hazardous areas, such as offshore oil platform, oil tankers, and the helipad of vessels.
Suitable for explosive gas atmosphere to zone 1 and zone 2.
Suitable for explosive gas atmosphere IIA , IIB and IIC.
Suitable for T1-T6 temperature class.

Specifications

Description Parameter
Standard GB3836.1-2010 GB3836.3-2010 GB3836.4-2010 GB3836.9-2014
- IEC60079-0:2011 IEC60079-7:2015 IEC60079-11:2011 IEC60079-18:2014
- EN60079-0:2012 EN60079-7:2015 EN60079-11:2011 EN60079-18:2014
- CAP437-2013 ICAO Annex 14 IEC60598-2013 Classification
- Rules of offshore mobile platform-2016,GD22-2015
Marking II2G Ex eb mb ib IIC T6 Gb \ Ex eb mb ib IIC T6 Gb
Light Source LED
Powe  <3W
Input Voltage DC21V~DC28V
Anti-corrosion C5
Intensity 20cd-45cd
Light Color Green/Yellow
Operation Temperature -50°C~+60°C
Ambient Humidity 0%~100%
Cable Entry 2-M16*1.5,Suitable for ø8~ ø10mm² cable,1.5mm² conductor
Mounting Surface mounting(A)
Weight 4.8Kg

Functions & Features

  • Stainless steel 316 housing
    Anti-corrosion, anti-vibration, IP67, can be used for outdoor harsh environments.
  • Professional optical design
    Using professional optical design software, and adopt PC lens which can resistant high and low temperature, to guarantee the product meets the optical requirements for long-term use.
  • Professional lampshade design
    Selection of professional plastic, the working temperature of the plastic could reach to -50°C, with the features of 4J energy impact resistance, and resistance to hot and cold upheaval. With professional structural and could sustain 3MPa pressure.
  • LED light source
    Using professional thermal analysis software, the working temperature of LED is below 80°C to guarantee the long lifespan of LED and stable light output. Using PWM or RS485 (0-100) stepless dimming to prevent the glare when helicopter driver close to helipad.

Installation Steps

  • Please carefully take out the light from the box, prevent oil stick to the light, and keep the warranty card and user manual.
  • Open the wiring cover.
  • Access cable,the cable must be under pressure line gasket,and lock the pressure line gasket to ensure the cable is fixedand reliable, the torque is 1.5-2.0Nm.
    NOTE: Do not damage the internal glue-enveloping part during operation, to prevent damage to explosion-proof structure,torque is 0.4-0.45Nm.
  • Tighten the clamp nut of the explosion proof joint, cover the cover, pay attention to lock the screw to ensure waterproof, one end of the last llight need to be blocked with a plug, torque is 5.0-8.0Nm.
    Note: Do not forget to install the seal ring.
  • Fix light with four M6 bolts, torque is 3.0-5.0Nm.
    Note: For the not dimmable light, 3-core cable is required, for the dimmable lamp, 5-core cable is required.
    • Model: :LP4
    • Applications: Apply to mark the H marking of offshore helipad (including mobile platform and fixed platform).
      Suitable for hazardous areas, such as offshore oil platform, oil tankers, and the helipad of vessels.
      Suitable for explosive gas atmosphere to zone 1 and zone 2.
      Suitable for explosive gas atmosphere IIA , IIB and IIC. Suitable for T1-T6 temperature class.
    • Standard:
    • Certificate:
      1. Explosion-proof
    • Improve Records:
    • Fault Records:
    • Quantity/Delivery Day:


Certification


 

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