PRODUCT DATA SHEET Internationally accepted, and specified, by oil companies around the world to assist with the safe conveyance of petroleum based products, the Emco Wheaton range of lightweight aluminiummanhole covers offers unrivalled safety features and operational benefits. F0355| 16” MANHOLE COVER F0355 FEATURES AND BENEFITS Pressure and vacuum vent fitted as standard for tank breathing. Various ratings are available to suit operational requirements. Spring-loaded fill cap provides emergency fire engulfment venting to NTTC DOT 406, required in the event of the tank being exposed to a fire. Emergency venting capacity 7000 m3/h, air at 350 mb. Automatic sealing of the P/V vent in a roll over situation prevents dangerous and costly spillage. Steel cover arm exceeds the requirements of the Australian DROP tests (AS 2809-2-1990). Aluminium cover arm is also available on some variants. Self-aligning seal ensures pressure tight operation at all times. Two-stage opening allows safe release of residual compartment pressure before fully opening fill cap. Secure 12 and 24 bolt fixing variants available. 250 mm (10”) fill cap for safe, trouble free top loading. Lightweight aluminium baseplate for increased payloads. High quality die cast baseplate and component materials, to international standards, are used for durability and performance. Low profile design minimises roll over protection requirements. Security facility for padlock, wire or plastic seal. Accessory ports for both the Emco Wheaton F0592 threaded compartment vent valve and over-spill prevention probe. Baseplate can be supplied with accessory holes for tankers that are to be converted to BLVR later. * * * * * * * * * * * * * * * * Steel cover arm exceeds Australian DROP test ( AS 2809-2-1990) Emergency fire engulfment venting to NTTC DOT 406 * * APPROVALS WHEN SPECIFYING F0355 MANHOLE COVERS FOR YOUR VEHICLE, THE FOLLOWING POINTS SHOULD BE CONSIDERED: Which P/V vent rating and arrangement is required? Remember to specify the F0053 Manhole Cover Key if you have specified a lockable variant. Consider whether left hand or right hand orientation is required. * * *
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