Dresser, Inc. - Certifications

RCS® CERTIFICATIONS AND THIRD-PARTY APPROVALS

MAR 10 through 90 Models, 110/220 VAC (All Speeds)

CSA (Canadian Standards Association) NRTL /C

NEMA 4 (Weather-proof)

NEMA 7 (Explosion-Proof)

Class I, Divisions 1 & 2, Groups C & D

Class II, Divisions 1 & 2, Groups E, F, and G

Approved to UL standard No. 50, Enclosures for Electrical Equipment

Approved to UL standard No. 429, Electrically Operated Valves

Approved to UL standard No. 1604, Electrical Equipment for use in Class I & II,

Division 2; Class III Hazardous (Classified) Locations

Approved to UL Standard 1203, Explosion-Proof and Dust-Ignition-Proof

Electrical Equipment for use in Hazardous (Classified) Locations

MAR 100 through 4000 Models,

110/220 VAC (All Speeds), 220/440 VAC, 3 phase (All Speeds)

CSA (Canadian Standards Association) NRTL /C

NEMA 4 (Weather-proof)

NEMA 4/6/7 (Weather-proof, Temporary Submersion, Explosion-Proof)

- Class I, Divisions 1 & 2, Groups C & D

- Class II, Divisions 1 & 2, Groups E, F, and G

Approved to UL standard No. 50, Enclosures for Electrical Equipment

Approved to UL standard No. 429, Electrically Operated Valves

Approved to UL standard No. 1604, Electrical Equipment for use in Class I & II,

Division 2; Class III Hazardous (Classified) Locations

Approved to UL Standard 1203, Explosion-Proof and Dust-Ignition-Proof

Electrical Equipment for use in Hazardous (Classified) Locations

CE - Compliance to EMC Directive 89/336/EEC, Standard EN 61000-6-3 (2001),

As amended by 92/31/EEC, Standard EN 61000-6-1 (2001)

Sure 24 Spring Return Models, 110/220 VAC (All Speeds)

CSA (Canadian Standards Association) NRTL /C

NEMA 4 (Weather-proof)

NEMA 7 (Explosion-Proof)

- Class I, Divisions 1 & 2, Groups C & D

- Class II, Divisions 1 & 2, Groups E, F, and G

Approved to UL standard No. 50, Enclosures for Electrical Equipment

Approved to UL standard No. 429, Electrically Operated Valves

Approved to UL standard No. 1604, Electrical Equipment for use in Class I & II,

Division 2; Class III Hazardous (Classified) Locations

Approved to UL Standard 1203, Explosion-Proof and Dust-Ignition-Proof

Electrical Equipment for use in Hazardous (Classified) Locations

Sure 49 Spring Return Models, 110/220 VAC, (All Speeds)

CSA (Canadian Standards Association) NRTL /C

NEMA 4 (Weather-proof)

NEMA 4/6/7 (Weather-proof, Temporary Submersion, Explosion-Proof)

- Class I, Divisions 1 & 2, Groups C & D

- Class II, Divisions 1 & 2, Groups E, F, and G

Approved to UL standard No. 50, Enclosures for Electrical Equipment

Approved to UL standard No. 429, Electrically Operated Valves

Approved to UL standard No. 1604, Electrical Equipment for use in Class I & II,

Division 2; Class III Hazardous (Classified) Locations

Approved to UL Standard 1203, Explosion-Proof and Dust-Ignition-Proof

Electrical Equipment for use in Hazardous (Classified) Locations

Sure 100 Spring Return Models, 110/220 VAC, (All Speeds)

CSA (Canadian Standards Association) NRTL /C

NEMA 4 (Weather-proof)

NEMA 4/6/7 (Weather-proof, Temporary Submersion, Explosion-Proof)

- Class I, Divisions 1 & 2, Groups C & D

- Class II, Divisions 1 & 2, Groups E, F, and G

Approved to UL standard No. 50, Enclosures for Electrical Equipment

Approved to UL standard No. 429, Electrically Operated Valves

Approved to UL standard No. 1604, Electrical Equipment for use in Class I & II,

Division 2; Class III Hazardous (Classified) Locations

Approved to UL Standard 1203, Explosion-Proof and Dust-Ignition-Proof

Electrical Equipment for use in Hazardous (Classified) Locations

CE – Compliance to EMC Directive 89/336/EEC, Standard EN 61000-6-3 (2001),

As amended by 92/31/EEC, Standard EN 61000-6-1 (2001)