HP Modular Cooling System Manual de Instalação descarregar pdf (Página 42)

Table 7: Typical plumbing components for a MCS SL4042 configuration

Item Description Specifications

1 Chilled water return

line

Pipe:31.75 mm(1.25 inch), ASTM B 88, Type L, hard-drawn copper

Fittings: ASTM B16.22 Wrought copper

Solder: ASTM B 32, 95-5 Tin Antimony

Thread Sealant: Seal and assemble according to local materials and practices

2 Flow/measurement

balancing valve

Valve type: 31.75 mm (1.25 inch) bronze balancing valve, ball design, with positive

shutoff, integral checked metering ports, adjustable knob, memory device, calibrated

nameplate, integral drain port, and solder end connections

Position: horizontal run of pipe.

Note: Orient drain port toward MCS 5042. Avoid fittings closer to measurement

valve than five (5) pipe diameters upstream and two (2) pipe diameters downstream

for maximum performance.

Watts

CSM-61 or equivalent, typical 1.

3 Pipe 31.75 mm (1.25 inch) copper, male (NPT or BSPP) adapter to connect the MCS

5042 water hoses, typical 2

4 Isolation valves Valve type: 31.75 mm (1.25 inch) two-piece, full-port, brass ball valve, with chrome

plated brass ball, PTFE seats, steel handle, with Female connections and 31.75 mm

(1.25 inch) bushing on the end toward MCS 5042 hoses.

Pressure rating: 600psi WOG, 150psi WSP.

Watts

FBV-3C or equivalent.

5 Chilled water

supply line

Pipe: 31.75 mm (1.25 inch), ASTM B 88, Type L, hard-drawn copper

Fittings: ASTM B16.22 Wrought copper

Solder: ASTM B 32, 95-5 Tin Antimony

Thread Sealant: Seal and assemble according to local materials and practices

6 Strainer isolation

valves

Valve type: 31.75 mm (1.25 inch) two-piece, full-port, brass ball valve, with chrome

plated brass ball, PTFE seats, steel handle, with solder end connections.

Pressure rating: 600psi WOG, 150psi WSP.

Orientation: Stem vertical up for lateral level operation. Offset valves on CHWS and

CHWR piping to prevent interference from lever actuators when closed.

Watts

FBVS-3C or equivalent

typical 4

7 Strainer Type: 31.75 (1.25 inch) wye-patterned bronze strainer, with #30 stainless steel wire

mesh liner, ¾-inch tapped retainer cap & gasket, and solder end connections. Provide

19.05 mm (0.75 inch) ball valve for blowdown with cap and chain.

Pressure rating: 400 psi WOG, 125psi WSP.

Orientation: with basket and blowdown valve directed down.

Watts

S777 or equivalent

8 System drain valve Type: 19.05 mm (0.75 inch) two-piece, full-port, brass ball valve with chrome plated

brass ball, PTFE seats, and steel handle, with threaded connections.

Pressure rating: 600psi WOG, 150psi WSP.

Watts

FBV-3C or equivalent

9 Nipple Type: 19.05 mm (0.75 inch) brass close nipple.

10 Cap Type: 19.05 mm (0.75 inch) brass cap with chain.

11 Hose Type: 1.25-inch flexible hose supplied with HP mc-Series 5042 Water Hook-up Kit.

12 Condensate line Pipe: 19.05 mm (0.75 inch) copper or Schedule 40 PVC

Fittings: Wrought Copper or Schedule 40 PVC

Orientation: Sloping downward in a minimum angle of 1º (0.25 inch per 1 ft) and

away from the MCS 5042 for gravity drain

13 Compression fitting Type: 6.35 mm (0.25 inch) male NPT X 8 mm (0.31 inch) compression fitting, Parker

1 2 ... 37 38 39 40 41 42 43 44 45 46 47 ... 59 60

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HP Modular Cooling System Manual de Instalação Página 42

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