Therm-O-Flow 20 Hot Melt System

Air inlet size

1/2 npsm(f)

Air motor sound data

See air motor instruction manual.

Wetted Parts

carbon steel, brass, chrome, zinc, nickel plating, stainless steel (304, 316, 440, and 17–4 PH), alloy steel, ductile iron, PTFE

Displacement pump effective area

Merkur and NXT

8 cm²

President

5.7 cm²

Volume per cycle

Merkur and NXT

192 cm³

President

62.3 cm³

Pump cycles per 1 gallon (3.8 liters)

Merkur and NXT

21

President

61

Ram maximum input pressure

Merkur and NXT

0.85 MPA, 8.5 bar

President

0.8 MPa, 8.3 bar

Maximum pump operating temperature

Merkur and NXT

204°C

President

204°C

Pump fluid outlet size

Merkur and NXT

1 in npt(f)

President

1/2 in npt(f)

Maximum Fluid Working Pressure

Merkur 6.0 in

15.9 MPa, 159 bar

Merkur 7.5 in

20.7 MPa, 207 bar

NXT 6500

20.7 MPa, 207 bar

President 4.25 in

12.6 MPa, 125 bar

Maximum Air Input Pressure (Pumps)

Merkur 6.0 in

0.7 MPa, 7 bar

Merkur 7.5 in

0.57 MPa, 5.7 bar

NXT 6500

0.29 MPa, 2.9 bar

President 4.25 in

0.8 MPa, 8.3 bar

Power Requirements

Compressed Air (typical)

25–50 scfm

Voltage (as selected)

220/240 V, 3-phase, 50/60 Hz

470/490 V, 3-phase, 50/60 Hz

575 V, 3-phase, 50/60 Hz

Peak Consumption (includes drum melt grid, pump, and a 6kVa transformer for the 230 V hoses and accessories)

Standard melt grid platen with President pump

6.4 kVa

Standard melt grid platen with Merkur or NXT pump

8.7 kVa

Smooth melt grid platen with President pump

6.4 kVa

Smooth melt grid platen with Merkur or NXT pump

8.7 kVa