Technical Specification; Environmental Requirements; Torque Specification; Minimum Suction Pressure - Xylem Bell & Gossett Ecocirc+ 20-18 Installation, Operation And Maintenance Manual

8 Technical Specification

8.1 Environmental requirements

Feature
Operating environment
Operating temperature
Relative humidity

8.2 Torque specification

Joint size
G1
G1
G1¼
G1½
G2

8.3 Minimum suction pressure

Pressure, MPa (psi)
0.005 (0.725)
0.03 (4.35)
0.1 (14.5)

8.4 Electrical data

Feature
Power supply voltage
Insulation class
Degree of protection

8.4.1 I/O device

Device
Temperature sensor

8.5 Pumped liquid

Feature
Temperature
Concentration of glycol mixture
Ecocirc+ 20-18 Installation, Operation, and Maintenance Manual
Value
Non-aggressive, nonexplosive atmosphere, and no
frost
-10°C to 40°C (14°F to 104°F)
< 95% at 40°C (104°F), non-condensing
Pipe material
Plastic
Cast iron
Cast iron
Cast iron
Cast iron
Head, m (ft)
0.5 (1.6)
3 (10)
10 (33)
Description
115 V ±10%, 50/60 Hz
155 F
IP44
Description
1 kilohm at 25°C (77°F)
Description
-10°C to 110°C (14°F to 230°F)
≤50%
8 Technical Specification
Torque, Nm (lbf.ft)
50 (37)
85 (63)
105 (78)
125 (92)
165 (122)
Temperature, °C (°F)
50 (122)
95 (203)
110 (230)
31