Flumen OPTI-RZP 80-3.37-4/30

Recirculation pump

Propeller
Propeller model	3-blade propeller with self-cleaning hub; clogging- and entwining-free
Nominal propeller diameter Dnom	31.5 in (")
Propeller speed n	366 RPM
Transmission ratio	4.750

Filling quantities and types
Filling prechamber	Gear oil CLP220
Filling volume prechamber V	0.5 US gal
Filling gear chamber	Gear oil CLP220
Fill volume gear chamber V	0.3 US gal
Filling sealing chamber	White oil
Fill volume sealing chamber V	0.5 US gal

Motor/electronics
Motor type	T 20-4/30R (Ex)
Motor design	Submersible motor – surface-cooled
Mains connection	3~460 V, 60 Hz
Rated current I_N	39.50 A
Starting current - direct I_A	200.00 A
Starting current - star-delta I_A	66.00 A
Power consumption P_{1 max}	35.5 hp
Rated power P₂	30.2 hp
Speed original n	1740 RPM
Efficiency η_M	86.0 %
Power factor cos φ₁₀₀	0.84
Max. fluid temperature T_max	72 °F
Min. fluid temperature T_min	5 °F
Max. immersion depth	65.62 ft
Insulation class	H
Max. switching frequency t	15 rph
min. switching break t	3
Starting torque M	162.3 lbf ft
Moment of inertia	1.42 lb ft²
Motor bearings	1 grooved ball bearing, 1 two-row inclined ball bearing

Materials
Motor housing	Grey cast iron
Static gaskets	FKM
Motor shaft	1.4021, X20Cr13
Seal, gear/sealing chamber	SiC/SiC, Q1Q1VGG
Gear housing	5.1301, EN-GJL-250
Planetary gear	1.7131, 16MnCr5
Hollow gear	1.5216, 17MnV6
Sun gear	1.7131, 16MnCr5
Output shaft	1.4462, X2CrNiMoN22-5-3
Seal, gear chamber/prechamber	FKM
Sealing chamber	5.1301, EN-GJL-250
Seal on the fluid side	Q1Q1VGG
Seal bushing	1.4571, X6CrNiMoTi17-12-2
Propeller	1.4408, GX5CrNiMo19-11-2
Flow housing	1.4571, X6CrNiMoTi17-12-2

Gear
Gear construction type	m 3.0 as per DIN 780-1:1977-05 /P10 (ISO54:1996-12); sun and planetary gears case hardened and sanded, internal gear butt-jointed
Gear bearings	3x2 needle roller bearing (planetary), two roller bearings (output shaft)
Service life L_h10	100,000 operating hours, ISO 281:2007-02