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ATEX Worm Gearbox

ATEX Worm Gearbox

Type: JRSTD EX

Special measures are required for the use of worm gearbox in an ATEX environment (areas with potentially explosive air/gas or air/dust mixtures). These measures are defined in the ATEX 114 Directive (formerly ATEX 95). Euronorm has a wide offer of ATEX worm gearbox.

Euronorm itself is ATEX certified for worm gearboxes. Due to this, worm gearboxes can be assembled from stock and combined with selected ATEX electromotors. Euronorm offers the full range (from 30Nm up to 600Nm) in ATEX from stock! The worm gearboxes are suitable for ATEX categories II2G, II2D, II3G-D, II3D and for use in zones 1, 21, 2 and 22.

Sizes from 25 up to 150.

Torque from 14Nm up to 3.000Nm.

Outgoing shaft sizes from 11mm up to 50mm.

Ingoing flanges from 56B14a up to 160B5.

The housing of sizes 30 up to 90 are made of aluminum. The housing of sizes 110, 130 and 150 are made of cast iron.

Gear ratios from i=7,5 up to i=100.

Material wormgear: bronze Cu Sn12 Ni2 (UNI7013-10), material worm shaft hardened steel and grinded profile ZI (UNI4760)

Load capacities in accordance with: ISO.14521, DIN.3996, BS 721, AGMA 6034, ISO 6336, DIN 3990, DIN 743, ISO 281.

Viton oil seals, synthetic oil and ATEX type plate

RANGEoutgoing shaft sizeM2 maxgear ratiosalternative Motovarioalternative STM
JRSTD3014227,5-80NMRV30
JRSTD4018487,5-100NMRV40UMI40
JRSTD5025887,5-100NMRV50UMI50
JRSTD63251607,5-100NMRV63UMI63
JRSTD75282477,5-100NMRV75UMI75
JRSTD90354327,5-100NMRV90UMI90
JRSTD110427257,5-100NMRV110UMI110
JRSTD1304510507,5-100NMRV130
JRSTD1505015507,5-100NMRV150

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EURONORM DRIVE SYSTEMS +31 (0)252 228850

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