2-1
2. Configuration and overview of the pump
This chapter describes the standard specifications of the pump. For details, refer to the delivery
specifications such as the dimensional outline drawing and the internal structure drawing. If you
have purchased a customized product, some information in this chapter may not be applicable to
your unit. Refer to the dimensional outline drawing, the internal structure drawing, and other
documents to check the product specifications in such a case.
Caution
Do not use this product under any conditions other than those provided in
the specifications. Otherwise, an electric shock, a fire, leaks, or failures
may occur.
2.1 Part names and functions
Motor
Discharge port
Suction port (Strainer)
Air vent (not provided with the VKA-e models with Rp3/4 discharge
bore)
Vents the air in the pump to prevent dry run, if it is impossible to
open the discharge piping to the atmosphere.
2.2 Model description
Model
Number of impellers (1 to 9)
Number of casing stages (2
to 9)
Series number
Phase and frequency (A: 3-phase, 50Hz/60Hz)
Characteristics (H: Pressure type, Q: Flow rate type)
With a built-in premium efficiency (IE3-equivalent)
motor
Model
Number of impellers (1 to 7)
Number of casing stages (2
to 9)
Series number
Phase and frequency (A: 3-phase, 50Hz/60Hz)
Characteristics (H: Pressure type, Q: Flow rate type)
With a built-in premium efficiency (IE3-equivalent)
motor
V K C 7 9 6 A H - e
V K A 9 9 6 A H - e
