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Components and Accessories : Explosion-proof
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Type Y9G4, Y9H4, Y9J4
Type Y9G4, Y9H4, Y9J4
Type Y9G4, Y9H4, Y9J4
Large connection boxes with four M20 and one M25 cable glands and two coiled bulb room thermostats with internal or external adjustment.
Components and Accessories
Explosion-proof
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General rules for installation:

Important note: These thermostats enclosures, compatibles with our thermostats types KA, KY and KZ,are intended to monitor or control ambient temperatures in gas or dust hazardous areas.
For gas hazardous areas, this equipment is approved as “Ex-eb-db” and is suitable for use in zone 1 and zone 2, gas group IIC (Hydrogen/Acetylene, the highest protection group), with a temperature classificationT5;
For dust hazardous areas, this equipment is approved as “Ex-tb”, suitable for use in, zone 21 and zone 22, the dust group is IIIC (electric conductive dust, the highest protection group), maximum allowed equipment temperature95°C.
Important note: PPS enclosure and stainless-steel accessories allow their use in industrial or marine environments, including in cold polar areas

Approvals: These enclosures are certified: Atex: TÜV 22 ATEX 8894 X;IECEx: IECEx TUR 22. 0059 X; CCCEx: pending

Housing: UV-resistant PPS (according to UL746C Table 25.1). Excellent salt spray resistance: >1008h according to DIN EN ISO9227 (the highest resistance class). IP65 waterproof rating. Impact resistance greater than IK10 (Compliant with Atex standards).

Cover: Mounting with four captive stainless steel screws. The cover also includes a stainless steel anti-fall chain and two holes for seals. There are three versions: with internal adjustment of both thermostats, with an external adjustment knob for each thermostat, or with one internal adjustment and one adjustment by external knob. The thermostats can be two identical models or two different models.

Identification: Anodized aluminum or riveted stainless steel plate, fixed to the cover.

Cable glands: Two M20 cable gland for coiled bulbs output, two M20 cable gland for power connection and one M25 cable gland for power connection are included as standard (see the coding for the selection of seals).

Mounting: Wall-mounted, with three 6.5mm diameter holes.

Terminal blocks: 8 × 6mm² terminals blocks. Including one ground terminal, 1 neutral terminal and 6 live terminals.

Gas classification: II 2G Ex eb db IIC T5 Gb

Dust classification: II 2D Ex tb IIIC T95°C Db