HRD91-LED Series

• Explosion protection compliant with CENELEC, IEC, and NEC standards
• Marking and standards updated in accordance with latest certification requirements
• Suitable for hazardous areas:
  • Zone 1 and Zone 2
  • Zone 21 and Zone 22
  • Class I, Zone 1 and Zone 2
  • Class I, Division 1, Groups A, B, C, D
• Available in two enclosure sizes:
  • 50
  • 100
• Applicable lamp and power options (max. 100W):
  • LED: 30W, 50W, 70W, 100W
• Optimized luminous flux for improved lighting performance
• Isolated LED lamp compartment with CC-CV (constant current–constant voltage) control system
• Separate compartments for lamp, power supply, and terminals for enhanced safety
• Efficient heat dissipation through wind-convection structure
• Low maintenance design with long service life up to 100,000 operating hours
• 220–240V AC, 50/60Hz available as optional configuration
• Cable gland configuration refined based on mounting type

Explosion Protection

IECEx (Global)

• Ex db eb IIC T6/T5/T4 Gb
• Ex tb IIIC T80°C / T85°C / T95°C / T100°C Db

ATEX (Europe)

• II 2G Ex db eb IIC T6/T5/T4 Gb
• II 2D Ex tb IIIC T80°C / T85°C / T95°C / T100°C Db

Certifications & Standards

• IECEx, ATEX, CU-TR
• EN 60079-0 / -1 / -7 / -31
• IEC 60079-0 / -1 / -7 / -31

Construction & Materials

• Enclosure: Copper-free aluminium alloy, powder-coated (RAL1021), corrosion-resistant
• Transparent Cover: Toughened glass, 4J impact resistant
• Fasteners: Stainless steel
• LED Driver:
  • Wide voltage input
  • CC-CV (constant current–constant voltage) output
  • Power factor ≥ 0.95
  • Protection against overcurrent, open circuit, short circuit, surge, and EMI

Light Source

• Type: Integrated LED
• Power Options:
  • 30W, 50W, 70W, 100W
• Optimized luminous flux for improved lighting performance
• CRI (Ra): ≥ 80
• CCT: 5700K
  • Optional: Warm white / Natural white

Electrical

• Wide voltage input with stable performance

Electrical Data

• Voltage:
  • 100–277V AC, 50/60Hz
  • 100–250V DC
  • 220–240V AC, 50/60Hz (optional)
• Earthing: M5 (internal & external earth bolts)

Protection & Environment

• Ingress Protection: IP66
• Ambient Temperature:
  • 30W, 50W: -20°C to +43°C (T6) / up to +58°C (T5)
  • 70W, 100W: -20°C to +43°C (T6) / up to +58°C (T5)

Installation

• Terminals: 3 × 1.5–4 mm² (L + N + PE)
• Mounting Options:
  • Ceiling type
  • Pole type
  • Pendant pole type
  • Wall type
  • Bracket type
  • Hook type
  • Fence type
• Cable Entry (by Mounting Type):
  • Ceiling / Wall / Bracket: 2 × M25 ×1.5
  • Pole / Pendant pole: 1 × G3/4″
  • Hook / Fence: 1 × G1″
• Cable Gland:
  • Selected according to mounting configuration