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NEXGEN ELECTROMECH — Your Trusted Partner for Premium Electrical & Industrial Solutions
Authorized Distributor of Fuji Electric, Baumer, R.STAHL, LAPP, Rishabh, GIC & Weidmuller
Home Products R.STAHL Explosion proof Zone 1, IIC Linear Light Fittings

Explosion proof Zone 1, IIC Linear Light Fittings

The EXLUX Series 6602/12 Ex nR is STAHL's linear LED luminaire built for Zone 2 gas and Zone 21/22 dust-hazardous areas, the classifications typical of oil & gas, speciality chemical, and pharmaceutical facilities where an explosive atmosphere is possible but not continuously present. It delivers 130 lm/W efficacy, over 60,000 hours of service life even at +55°C ambient, and surge protection up to 2kV, all wrapped in a glass-fibre-reinforced polyester resin housing rated IP66/IP67 and IK10 impact resistant. A smart central locking system gives maintenance access without tools, and the fitting is designed for mounting heights up to 10 metres, covering large-area illumination of process equipment, walkways, and outdoor plant areas alike.

Fast, Tool-Assisted Maintenance Access

  • Smart Central Locking System opens the fitting quickly using the dedicated box spanner (M8/A-F13) accessory, cutting maintenance downtime compared to a fully bolted enclosure.
  • Available with a protection-against-accidental-contact accessory that shields maintenance technicians and electrical installers from live conductive parts while the fitting is open, and raises the degree of protection to IP20 when fitted.

Robust Electrical Protection

  • Surge protection up to 2kV as standard, protecting the luminaire and its LED driver from electrical transients on industrial power networks.
  • Operates across 220–240V AC or DC input, 50–60 Hz, with through-wiring rated up to 3x10A using 5-conductor, 2.5 mm² cable, supporting daisy-chained installations across multiple fittings on one circuit.
  • Ballast: Inventronics-OT FIT driver.

High Efficiency, Long Service Life

  • 130 lm/W luminaire efficacy across both size variants, genuinely efficient output for a hazardous-area-rated fitting.
  • Rated for over 60,000 hours of service life even at +55°C ambient temperature, holding up under sustained heat load in hot process environments or direct outdoor sun exposure.
  • Colour rendering index ≥80 and 5700K cool-white colour temperature for accurate visual work conditions.

Built for Harsh Industrial Environments

  • IP66/IP67 ingress protection and IK10 impact resistance, up to 20J, in a glass-fibre-reinforced polyester resin enclosure, resistant to the chemical and mechanical stresses typical of process plant environments.
  • Silicone sealing material and light grey, RAL 7035, enclosure finish.
  • Suitable for mounting heights up to 10 metres, illuminating large surfaces, equipment, and objects both indoors and outdoors.

Flexible Mounting for Varied Installations

  • Pole mounting via the dedicated pole mounting sleeve accessory for 42mm pipe diameter, plus a broader range of pole mounting accessories covering Ø38–60mm in both 1.4301 and 1.4404 stainless steel.
  • Ceiling and wall mounting brackets allow the lamp to be swiveled in 15° steps for aiming flexibility.
  • Pipe clamp accessories, R1¼", R1½", R2", support direct pipe mounting with variable mounting distance via a mounting rail.
  • Ring bolt, M8, option for suspension mounting, fitted directly into insert nuts on the luminaire.

Available Sizes

Size Light Distribution Lamp Wattage Luminous Flux Luminaire Efficacy
2 120° × 120° with diffusing glass 22 W 2,860 lm 130 lm/W
4 120° × 120° with diffusing glass 44 W 5,720 lm 130 lm/W

Selection Table

Product Type Cover Drilled Holes Threaded Plate Art. No. Weight
6602/1221-0100-152-1111-11-857 Clear, 5700K 4 x M25 2x plastic 325351 3.7 kg
6602/1221-0100-152-2222-22-857 Clear, 5700K 4 x M20 2x stainless steel 325355 3.7 kg
6602/1221-0100-332-1111-11-857 Clear, 5700K 4 x M25 2x plastic 325349 3.7 kg
6602/1221-0100-332-2222-22-857 Clear, 5700K 4 x M20 2x stainless steel 325353 3.7 kg
6602/1241-0100-152-1111-11-857 Clear, 5700K 4 x M25 2x plastic 325352 6.1 kg
6602/1241-0100-152-2222-22-857 Clear, 5700K 4 x M20 2x stainless steel 325356 6.1 kg
6602/1241-0100-332-1111-11-857 Clear, 5700K 4 x M25 2x plastic 325350 6.1 kg
6602/1241-0100-332-2222-22-857 Clear, 5700K 4 x M20 2x stainless steel 325354 6.1 kg

All variants: clear translucent cover, 5700K cool-white, no luminaire disconnection, with diffuser.

Applications

  • Oil & gas facilities – Zone 2 process areas where a gas-hazardous atmosphere is possible but not continuously present, such as areas surrounding but outside a primary Zone 1 source.
  • Specialty chemical and pharmaceutical plants – general area and equipment lighting in classified plant zones.
  • Large-surface and elevated lighting – mounting heights up to 10 metres suit warehouse-scale spaces, tank farms, and outdoor process areas.
  • Pole-mounted outdoor lighting – with the pole mounting sleeve or pole mounting accessories, for yard and perimeter lighting around classified areas.
  • Dust-hazardous environments – Zone 21/22 rating extends coverage to bulk material handling and processing areas with combustible dust.
Spec Details
Gas Protection (IECEx) Ex nR IIC T6 Gc, Zone 2 rated
Dust Protection (IECEx) Ex tb IIIC T85°C Db, Zone 21/22 rated
Certificates IECEx (IBE)
Installation Zones 2 (gas), 21 & 22 (dust), not rated for Zone 1 or Zone 0

Electrical

Spec Details
Rated Operational Voltage AC 220–240V
Rated Operational Voltage DC 220–240V
Frequency Range 50–60 Hz
Through Wiring Max. 3x10A, 5 conductors, 2.5 mm²
Surge Protection Up to 2kV
Ballast Inventronics-OT FIT

Lighting

Spec Details
Number of Lamps 1
Lamp Type LED
Colour Rendering ≥80
Colour Temperature 5700K
Luminaire Efficacy 130 lm/W
Service Life >60,000 hours at +55°C ambient

Ambient Conditions

Spec Details
Ambient Temperature -20°C to +55°C

Mechanical

Spec Details
IP Degree of Protection IP66 / IP67 (IEC 60598)
Impact Strength IK10 (IEC 62262)
Enclosure Material Polyester resin, glass fibre reinforced
Enclosure Colour Light grey (RAL 7035)
Sealing Material Silicone
Cable Entry Material Polyamide, black
Stopping Plug Material Polyamide, black
Max. Finely Stranded Connection 4 mm²
Max. Solid Connection 6 mm²

Accessories

Category Description Art. No.
Box spanner M8/A-F13, for actuating central lock 222430
Breather M25×1.5, prevents condensate formation 115738 / 285780 / 296608
Ceiling & wall mounting bracket Stainless steel, 15° swivel steps, 1 pair 222827
Cover (size 2, diffuse) Emergency luminaire compatible 276669
Cover (size 4, diffuse) Emergency luminaire compatible 276670
Mounting bracket Mounting clamp on rail, 1 pair 222456
Mounting rail Variable mounting distance, 1 pair 222826
Pipe clamp (R1¼", R1½", R2") Stainless steel, 1 pair 222458 / 222459 / 222460
Pole mounting accessories Ø38–60mm, 1.4301 or 1.4404 stainless, 1 pair 324912–324917
Pole mounting sleeve For 42mm pipe diameter 227512
Protection against accidental contact Raises protection to IP20 when fitted 283153
Ring bolt M8, direct mounting in insert nuts, 1 pair 115736
Wall mounting bracket 1.4301, 1 pair 324918
Spare cover (size 2)   222427
Spare cover (size 4)   222428
FAQ

Frequently Asked Questions

Find answers to common questions about our products and solutions.

No. The 6602/12 Ex nR is certified Ex nR IIC T6 Gc, which is a Zone 2 gas classification , the "Gc" equipment protection level and restricted-breathing ("n") protection method are specifically defined for Zone 2 use, not Zone 1. On the dust side it's rated Ex tb IIIC T85°C Db for Zone 21/22. A Zone 1 gas application requires a flameproof (Ex d, "Gb"-rated) fitting instead.

Zone 1 covers areas where an explosive gas atmosphere is likely to occur during normal operation. Zone 2 covers areas where it's only likely to occur infrequently and briefly, if at all. Equipment protection levels (Gb for Zone 1, Gc for Zone 2) reflect that risk difference, and equipment rated for one zone isn't automatically suitable for the other, more demanding zone.

130 lm/W luminaire efficacy across both available sizes, with a rated service life exceeding 60,000 hours even at +55°C ambient temperature.

Size 2 (22W, 2,860 lm) and Size 4 (44W, 5,720 lm), both with 120°×120° light distribution through diffusing glass.

Yes, using the pole mounting sleeve accessory (for 42mm pipe diameter) or the broader range of pole mounting accessories covering Ø38–60mm in stainless steel.

-20°C to +55°C.

Via a Smart Central Locking System, opened using the dedicated box spanner accessory , designed for quick access without extensive tool use, reducing maintenance downtime.

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Explosion proof Zone 1, IIC Linear Light Fittings

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