EMU RZP 25-2.145-4/24 S21

Unit

• Max. weight* m
  116 kg
• Explosion protection ATEX
  optional
• Explosion protection FM
  optional
• Protection class motor
  IP68

Propeller

• Propeller model
  3-blade propeller with self-cleaning hub; backward-curved as a result clogging- and entwining-free
• Nominal propeller diameter Dnom
  250 mm
• Propeller speed n
  1417 1/min
• Transmission ratio
  1.000

Filling quantities and types

• Filling sealing chamber
  White oil
• Fill volume sealing chamber V
  1.10 l

Motor/electronics

• Motor type
  T 17-4/24R (Ex)
• Motor design
  Submersible motor acc. IEC 60034-1
• Mains connection
  3~400 V, 50 Hz
• Rated current I_N
  21.00 A
• Starting current - direct I_A
  123 A
• Starting current - star-delta I_A
  41 A
• Power consumption P_{1 max}
  12.20 kW
• Rated power P₂
  10.00 kW
• Speed original n
  1417 1/min
• Motor efficiency class
  -
• Efficiency η_M
  82.0 Percentage
• Power factor cos φ
  0.85
• Min. fluid temperature T_min
  3 °C
• Max. fluid temperature T_max
  40 °C
• Max. immersion depth
  20.00 m
• Insulation class
  H
• Max. switching frequency t
  15 1/h
• min. switching break t
  3 min
• Starting torque M
  150 Nm
• Moment of inertia
  0.01340 kg/m²
• Motor bearings
  1 grooved ball bearing, 1 two-row inclined ball bearing

Materials

• Motor housing
  Cast iron
• Static gaskets
  FKM
• Motor shaft
  1.4021, X20Cr13
• Sealing chamber
  5.1301, EN-GJL-250
• Seal on the fluid side
  SiC/SiC, Q1Q1VGG
• Propeller
  1.4571, X6CrNiMoTi17-12-2
• Flow housing
  1.4571, X6CrNiMoTi17-12-2

Information for order placements

• Brand
  Wilo
• Product description
  EMU RZP 25-2.145-4/24 S21
• Article number
  RZP_25-2_145-4_24_S21_400_50
• Net weight, approx. m
  116 kg

Options

• Explosion protection type
  -
• Motor protection
  Bimetallic