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EXPLOSION & DUST-IGNITION PROOF CERTIFICATIONS
F
ACTORY MUTUAL and CANADIAN STANDARDS ASSOCIATION
WARNING:
The following ratings are valid ONLY WHEN the cover is installed for FM and CSA. BOTH the cover and
the locking device, using tamper resistant screws must be installed. Screws are to be removed and installed with a
special driver bit (supplied). In case of a need for replacement parts, follow TABLE 4.
EXPLOSION PROOF FOR CLASS I, DIV 1, GROUP B, C, D.
DUST-IGNITION PROOF FOR CLASS II, DIV 1, GROUP E, F, G.
SUITABLE FOR CLASS III LOCATIONS.
M-4109/1104 IP510, EP510, IP511, EP511 SERIES
A
8
TABLE 3: NEMA 4X, REPLACEMENT COVER O-RINGS
PART NAME PART NUMBER
O-RING SEAL, VITON 214-649-000-242
O-RING SEAL, BUNA-N 214-649-000-240
TABLE 4: NEMA 4X, REPLACEMENT PARTS FOR COVER LOCKING DEVICE
PART NAME PART NUMBER
LOCKING CLAMP 224-669-000-016
TAMPER-PROOF SCREW 214-648-000-401
DRIVER BIT 010132-000
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