ISR series

Industrial strain relief fitting

Increased safety cable gland for use in ordinary and hazardous locations.  Meets 100% of the IEC pullout requirements.

Features 

  • High pullout force
  • Robust metallic construction
  • Wide interface seal
  • Wide clamping range
  • Compact construction
  • Safe operating temperature range: -50ºC to +110ºC (-58°F to +230°F)
  • IP66 rating
  • Type 4X - Ingress Protection 

Material

  • Copper free aluminium (stainless steel 316L options)
  • Silicone seal bushing
  • Glass filled nylon and TPE grip

Suitable for use with

  • Portable cables
  • Tray cables
  • Non-armoured cables

Applications

  • Hazardous and industrial sites
    ––Class I Div 2 and Class II Div 1 locations
    ––Ex e and Ex ta Zones area
  • Extreme temperatures environments
  • Physically demanding applications
kopex-ex-cable-gland-isr

Product approvals

  • RoHS (Restriction of Hazardous Substances Directive) 2011/65/EU Incorporating 2015/863 amendment to Annex II
  • ATEX (Equipment for Explosive Atmospheres Directive) 2014/34/EU
  • CSA C22.2/IEC/EN 60079-0, 60079-7, 60079-31
    ––II 1D 2G
    ––Ex e IIC Gb
    ––Ex ta IIIC Da
  • UL2225
    ––Class I Zone 1 AEx e IIC Zone 20 AEx ta
  • CSA C22.2-25
    ––Class I DIV2 ABCD Class II DIV1 EFG Class III DIV1
  • UL514B /CSA C22.2-18.3
    ––Wet and Dry Locations

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ISR Metric

Bold numbers are metric, parenthesis numbers are inches.
Note: Product must be installed in accordance with applicable national and local electrical codes.
Part no: Thread Cable range Nominal dimensions
(metric) Min Max A B C W1 W2
ISRM20-13 M20x1.5 8.25 13.34 16.00 41.91 34.29 31.75 31.75
(0.325) (0.525) (0.630) (1.650) (1.350) (1.250) (1.250)
ISRM20-15 M20x1.5 10.79 15.00 16.00 42.75 38.10 34.93 34.93
(0.425) (0.591) (0.630) (1.683) (1.500) (1.375) (1.375)
ISRM25-15 M25x1.5 10.79 15.75 18.00 42.75 41.28 38.10 38.10
(0.425) (0.620) (0.709) (1.683) (1.625) (1.500) (1.500)
ISRM25-20 M25x1.5 14.86 20.07 18.00 45.47 43.18 40.49 40.49
(0.585) (0.790) (0.709) (1.790) (1.700) (1.594) (1.594)
ISRM32-26 M32x1.5 19.94 26.04 18.00 46.18 48.26 44.45 44.45
(0.785) (1.025) (0.709) (1.818) (1.900) (1.750) (1.750)
ISRM40-31 M40x1.5 25.02 30.86 18.00 50.62 58.93 55.63 55.63
(0.985) (1.215) (0.709) (1.993) (2.320) (2.190) (2.190)
ISRM40-35 M40x1.5 30.10 34.80 18.00 48.72 58.93 55.63 55.63
(1.185) (1.370) (0.709) (1.918) (2.320) (2.190) (2.190)
ISRM50-39 M50x1.5 33.91 39.37 18.00 49.40 65.53 60.33 60.33
(1.335) (1.550) (0.709) (1.945) (2.580) (2.375) (2.375)
ISRM63-45 M63x1.5 38.73 45.34 20.00 51.23 81.28 76.20 72.85
(1.525) (1.785) (0.787) (2.017) (3.200) (3.000) (2.868)
ISRM63-52 M63x1.5 44.58 52.20 20.00 51.05 81.28 76.20 76.20
(1.755) (2.055) (0.787) (2.010) (3.200) (3.000) (3.000)

ISR NPT

Bold numbers are metric, parenthesis numbers are inches.
Note: Product must be installed in accordance with applicable national and local electrical codes.
Part no: Thread (NPT) Cable range Nominal dimensions
Min Max A B C W1 W2
ISR050-053 1/2" 8.26 13.34 15.75 41.91 34.29 31.75 31.75
(0.325) (0.525) (0.620) (1.650) (1.350) (1.250) (1.250)
ISR050-062 1/2" 10.80 15.75 15.75 42.75 38.10 34.93 34.93
(0.425) (0.620) (0.620) (1.683) (1.500) (1.375) (1.375)
ISR075-062 3/4" 10.80 15.75 16.00 42.75 41.28 38.10 38.10
(0.425) (0.620) (0.630) (1.683) (1.625) (1.500) (1.500)
ISR075-082 3/4" 14.86 20.70 16.00 45.47 43.18 40.49 40.49
(0.585) (0.815) (0.630) (1.790) (1.700) (1.594) (1.594)
ISR100-102 1" 19.94 26.04 19.94 46.18 48.26 44.70 44.70
(0.785) (1.025) (0.785) (1.818) (1.900) (1.760) (1.760)
ISR125-122 1-1/4" 25.02 30.86 20.57 50.62 58.93 55.63 55.63
(0.985) (1.215) (0.810) (1.993) (2.320) (2.190) (2.190)
ISR125-137 1-1/4" 30.10 34.80 20.57 48.72 58.93 55.63 55.63
(1.185) (1.370) (0.810) (1.918) (2.320) (2.190) (2.190)
ISR150-156 1-1/2" 33.91 39.37 20.96 49.40 65.53 60.33 60.33
(1.335) (1.550) (0.825) (1.945) (2.580) (2.375) (2.375)
ISR200-179 2" 38.74 45.34 21.84 51.23 76.50 72.85 72.85
(1.525) (1.785) (0.860) (2.017) (3.012) (2.868) (2.868)
ISR200-206 2" 44.58 52.20 21.84 51.05 81.28 76.20 76.20
(1.755) (2.055) (0.860) (2.010) (3.200) (3.000) (3.000)

ISR DIAGRAM

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ATEX certificate
IECEx certificate
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