Surge Tank: Difference between revisions

Surge Tank (view source)

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 A Bray 70-0201H motorized valve has been selected for the application.  This is a [https://braycommercialdivision.com/product/series-70-industrial-electric-actuator/ Bray Series 70 Actuator], with a 2,000 in-lb turning capacity, configured for 120 VAC on/off operation.  A heater and auxiliary contacts are included.
+{| class="wikitable"
+!colspan="2"|Part Number
+!Description
+!Comment
+|-
+!Series
+|70
+|Series 70 (On/Off)
+|
+|-
+!Supply
+|(blank)
+|120 VAC
+|
+|-
+!Torque
+|0201
+|2,000 lb-in torque
+|
+|-
+!Heater
+|H
+|Heater is included
+|
+|}
+This particular model has:
+* A single-phase reversible permanent split capacitor induction motor.
+* 2 x SPDT 10 A auxiliary switches.
+* 2 x 3/4" NPT conduit entries.
+* A 5 W PTC style heater (to drive out condensation).
+The recommended valve is a Bray 300800-11010119.  An exact breakdown of the part number cannot be located, but it appears that it means the following:
+{| class="wikitable"
+!colspan="2"|Part Number
+!Description
+!Comment
+|-
+!Series
+|30
+|Series 30 (wafer)
+|
+|-
+!Size
+|0800
+|8 inch
+|
+|-
+!Base Part
+|11010
+|TBD
+|Unable to locate specifics.
+|-
+!Material Code
+|119
+|
+* Body: Cast Iron
+* Disc: Nylon Coated Ductile Iron
+* Stem: 416 Stainless Steel
+* Seat: EDPM
+|}
+* Bray Series 30 wafer butterfly
+* 8-inch (200 mm)
+* Cast iron body, 416 stainless steel stem
 S70