three-phase motor, IE1

RN 160Lb4

uprated

18.5Power, kW
1420Speed, rpm
4Poles
160LIEC frame
38Amps at 400 V

Specification

Rated output: 18.5 kW
Speed: 1420 rpm (4-pole)
Supply: 230/400 V 50 Hz, three-phase. Also wound for 60 Hz and other voltages to order; the figures here are at 50 Hz.
Current at 400 V: 38 A
Efficiency: 84.8%, IE1
Power factor: 0.83
Starting current: 7.4 × rated
Torque: 115 Nm
Frame: IEC 160L
Shaft end: 42 × 110 mm
Large flange (B5): FF300
Small flange (B14): None for this frame
Weight (B3): 98 kg

Uprated: Nicolini mark this power as one IEC does not list for the frame. It gives more power in a smaller frame, at lower efficiency.

Pumps it drives

Pumps rated at this motor's speed that need no more than 18.5 kW, where this is the smallest motor that does the job.

Flanges and couplings

For an IEC 160 frame with a 42 mm shaft, bolting to the large flange (B5). Pick the one made for your pump series.

Part number	Description	For pump series
1.099-532.0	Hawk motor flange, IEC 160 B5	XLTI, XLTI High Temperature, PXI 350, XXT, XLTI Atex, PXI 500, XXT High Temperature, XLTI Chemical, XLTI Stainless Steel Chemical, PXI Heavy Duty
1.905-878.0	Hawk flexible coupling, IEC 160, 42 mm motor to 30 mm pump	MXT, MXT High Temperature, MPX 350, MPX 500, MXT Chemical, MPX Heavy Duty, MXT Stainless Steel Chemical, MXT High Flow
1.905-890.0	Hawk flexible coupling, IEC 160, 42 mm motor to 24 mm pump	XLTI, XLTI High Temperature, PXI 350, XXT, XLTI Atex, PXI 500, XXT High Temperature, XLTI Chemical, XLTI Stainless Steel Chemical, PXI Heavy Duty
ZG66160	Interpump flexible coupling, IEC 160, 42 mm motor shaft	47, 47VHT, 66, 66VHT, 66SS, E3, C3W and SS3

Starter

Iskra parts for a direct-on-line starter at 400 V. Choose the contactor coil to match your control voltage.

Contactor

KNL38 contactors, rated 18.5 kW AC-3 at 400 V

Coil	Type	Iskra code	Suppliers
42 V AC D7	KNL38-00	030051222000
110-125 V AC F7	KNL38-00	030051219000

Overload protection

Set to the motor's full-load current, 38 A.

RN 160Lb4

Specification

Pumps it drives

Hawk PXI 500 2

Hawk PXI Heavy Duty 2

Hawk XLTI 6

Hawk XLTI ATEX 3

Hawk XXT 4

Hawk XXT High Temperature 4

Udor C 1

Udor CH 2

Udor CK 10

Udor CX 3

Interpump 64 SS series 2

Interpump 64 SW series 1

Interpump 66 SS series 2

Interpump 66 SW series 1

Interpump 66 VHT series 1

Interpump 66 series 12

Mazzoni GM 9

Mazzoni GM-CW 8

Mazzoni GMX 4

Mazzoni TGM high temperature 3

Mazzoni XM 2

Cat Pumps 15 Frame 2

Cat Pumps 15 Frame block-style 1

Cat Pumps 18 Frame block-style 1

Cat Pumps 25 Frame 1

Annovi Reverberi RF 2

Annovi Reverberi RFA 1

Annovi Reverberi RTX 3

Annovi Reverberi RTX-SS 1

Annovi Reverberi SHP 1

Annovi Reverberi STP-I 1

Annovi Reverberi SXW 1

Annovi Reverberi SXWA 1

Comet TW 6

Comet TWS 3

Bertolini CA 2

Bertolini CK 1

Bertolini CR 1

Bertolini KTL 1

Bertolini RA 2

Bertolini RAL 4

Bertolini RBL 2

Bertolini RD 1

Bertolini RX 2

Speck NP25 5

Speck P41 2

Flanges and couplings

Starter

Contactor

Overload protection

Other motors in this range