Xylem FLYGT 2640.181, Service And Repair Instructions, Page: 10 / 72

Impeller type
Version code 181: K Clog resistant
Version code 181: B Wear resistant with Dura-Spin
®
Version code 281: D Sludge
2.3 Monitoring equipment
The following applies to the monitoring equipment of the pump:
• The stator incorporates thermal contacts connected in series that activate the alarm at
overtemperature.
• The thermal contacts open at 140°C (284°F) and close at 105°C (221°F).
2.4 The data plate
The data plate is a metal label that is located on the main body of the products. The data
plate lists key product specifications. Specially approved products also have an approval
plate.
WS006257C
24
23
25
8
7
6
5
4
13 12 14 17 18
19
16 15 9 10 11
22
21
20
2
3
1
1. Curve code or Propeller code
2. Serial number
3. Product number
4. Country of origin
5. Additional information
6. Phase; type of current; frequency
7. Rated voltage
8. Thermal protection
9. Thermal class
10.Rated shaft power
11.International standard
12.Degree of protection
13.Rated current
14.Rated speed
15.Maximum submergence
16.Direction of rotation: L=left, R=right
17.Duty class
18.Duty factor
19.Product weight
20.Locked rotor code letter
21.Power factor
22.Maximum ambient temperature
23.Read installation manual
24.Notified body, only for EN-approved Ex products
25.WEEE-Directive symbol
Figure 1: The data plate
2.5 Product denomination
Reading instruction
In this section, code characters are illustrated accordingly:
X = letter
2 Product Description
8 2640.181/.281 Service and Repair Instructions