What supply voltage and frequency does each use?

Rated voltage — Wistar motor WSM50 · 30 Nm · 17 rpm: 230 V; Wistar motor WSM50 · 30 Nm · 21 rpm: 230 V. Mains frequency — Wistar motor WSM50 · 30 Nm · 17 rpm: 50 Hz; Wistar motor WSM50 · 30 Nm · 21 rpm: 60 Hz. Power supply type — Wistar motor WSM50 · 30 Nm · 17 rpm: AC mains; Wistar motor WSM50 · 30 Nm · 21 rpm: AC mains.

Which tube diameters do they fit?

Motor diameter — Wistar motor WSM50 · 30 Nm · 17 rpm: 45 mm; Wistar motor WSM50 · 30 Nm · 21 rpm: 45 mm.

What torque and speed is each rated for?

Rated torque — Wistar motor WSM50 · 30 Nm · 17 rpm: 30 Nm; Wistar motor WSM50 · 30 Nm · 21 rpm: 30 Nm. Rated speed — Wistar motor WSM50 · 30 Nm · 17 rpm: 17 rpm; Wistar motor WSM50 · 30 Nm · 21 rpm: 21 rpm.

What protocols and control options does each support?

Limit setting — Wistar motor WSM50 · 30 Nm · 17 rpm: Mechanical; Wistar motor WSM50 · 30 Nm · 21 rpm: Mechanical.

Wistar motor WSM50 · 30 Nm: 17 rpm vs 21 rpm Compared

Rated power input — Wistar motor WSM50 · 30 Nm · 17 rpm: 226 W^{[1; 2026-10-01]}; Wistar motor WSM50 · 30 Nm · 21 rpm: 244 W^{[1; 2026-10-02]}.

Rated current — Wistar motor WSM50 · 30 Nm · 17 rpm: 0.95 A^{[1; 2026-10-01]}; Wistar motor WSM50 · 30 Nm · 21 rpm: 1.1 A^{[1; 2026-10-02]}.

Mains frequency — Wistar motor WSM50 · 30 Nm · 17 rpm: 50 Hz^{[1; 2026-10-01]}; Wistar motor WSM50 · 30 Nm · 21 rpm: 60 Hz^{[1; 2026-10-02]}.

Last verified: 2026-10-02

When to choose Wistar motor WSM50 · 30 Nm · 17 rpm

For 230 V^{[1; 2026-10-01]} / 50 Hz^{[1; 2026-10-01]} mains.
For the stated supply type: AC mains^{[1; 2026-10-01]}.
For the stated diameter: 45 mm^{[1; 2026-10-01]}.
For a rated torque of 30 Nm^{[1; 2026-10-01]}.

When to choose Wistar motor WSM50 · 30 Nm · 21 rpm

For 230 V^{[1; 2026-10-02]} / 60 Hz^{[1; 2026-10-02]} mains.
For the stated supply type: AC mains^{[1; 2026-10-02]}.
For the stated diameter: 45 mm^{[1; 2026-10-02]}.
For a rated torque of 30 Nm^{[1; 2026-10-02]}.

Verifiable indicators

Short-time duty (S2) — Wistar motor WSM50 · 30 Nm · 17 rpm: 4 min^{[1; 2026-10-01]}; Wistar motor WSM50 · 30 Nm · 21 rpm: 4 min^{[1; 2026-10-02]}.

Rated life — Wistar motor WSM50 · 30 Nm · 17 rpm: Not published. Wistar motor WSM50 · 30 Nm · 21 rpm: Not published.

Thermal protection — Wistar motor WSM50 · 30 Nm · 17 rpm: Not published. Wistar motor WSM50 · 30 Nm · 21 rpm: Not published.

IP rating — Wistar motor WSM50 · 30 Nm · 17 rpm: IP44^{[1; 2026-10-01]}; Wistar motor WSM50 · 30 Nm · 21 rpm: IP44^{[1; 2026-10-02]}.

Comparison table
Property	Wistar motor WSM50 · 30 Nm · 17 rpmWistar motorWSM50-30/17	Wistar motor WSM50 · 30 Nm · 21 rpmWistar motorWSM50-30/21
Series & variant axes
Series	WSM50	WSM50
Electrical
Rated voltage	230 V^{[1; 2026-10-01]}	230 V^{[1; 2026-10-02]}
Mains frequencyDiffers: 50 Hz^{[1; 2026-10-01]} vs 60 Hz^{[1; 2026-10-02]}	50 Hz^{[1; 2026-10-01]}	60 Hz^{[1; 2026-10-02]}
Power supply type	AC mains^{[1; 2026-10-01]}	AC mains^{[1; 2026-10-02]}
Rated power inputDiffers: 226 W^{[1; 2026-10-01]} vs 244 W^{[1; 2026-10-02]}	226 W^{[1; 2026-10-01]}	244 W^{[1; 2026-10-02]}
Rated currentDiffers: 0.95 A^{[1; 2026-10-01]} vs 1.1 A^{[1; 2026-10-02]}	0.95 A^{[1; 2026-10-01]}	1.1 A^{[1; 2026-10-02]}
Drive performance
Rated torque	30 Nm^{[1; 2026-10-01]}	30 Nm^{[1; 2026-10-02]}
Rated speedDiffers: 17 rpm^{[1; 2026-10-01]} vs 21 rpm^{[1; 2026-10-02]}	17 rpm^{[1; 2026-10-01]}	21 rpm^{[1; 2026-10-02]}
Short-time duty (S2)	4 min^{[1; 2026-10-01]}	4 min^{[1; 2026-10-02]}
Dimensions & mounting
Motor diameter	45 mm^{[1; 2026-10-01]}	45 mm^{[1; 2026-10-02]}
Overall length	600 mm^{[1; 2026-10-01]}	600 mm^{[1; 2026-10-02]}
Weight	3.1 kg^{[1; 2026-10-01]}	3.1 kg^{[1; 2026-10-02]}
Limits & protection
Limit setting	Mechanical^{[1; 2026-10-01]}	Mechanical^{[1; 2026-10-02]}
Limit range	27 turns^{[1; 2026-10-01]}	27 turns^{[1; 2026-10-02]}
Environment & protection
IP rating	IP44^{[1; 2026-10-01]}	IP44^{[1; 2026-10-02]}
View all 30 variants
Documents	Request datasheet	Request datasheet

Relations and interchangeability

Wistar motor WSM50 · 30 Nm · 17 rpm → Wistar motor WSM50 · 30 Nm · 21 rpm

Not directly interchangeable

Same product type (tubular motor)
Ø45 mm (same class)
Torque 30 Nm (same)
230 V (same)
Power supply AC mains (same)
Limits: Mechanical (same)
Length 600 mm
Limit turns 27
Protection IP44
Mains 60 Hz vs 50 Hz
Opens/closes faster (≈24%)
Control system not confirmed

Required changes / checks: Opens/closes faster (≈24%); Control system not confirmed

Not checked: crown & drive adapters and motor head; Not checked: brackets; Not checked: remote pairing; Not checked: wiring

Wistar motor WSM50 · 30 Nm · 21 rpm → Wistar motor WSM50 · 30 Nm · 17 rpm

Not directly interchangeable

Same product type (tubular motor)
Ø45 mm (same class)
Torque 30 Nm (same)
230 V (same)
Power supply AC mains (same)
Limits: Mechanical (same)
Length 600 mm
Limit turns 27
Protection IP44
Mains 50 Hz vs 60 Hz
Opens/closes slower (≈19%)
Control system not confirmed

Required changes / checks: Opens/closes slower (≈19%); Control system not confirmed

Not checked: crown & drive adapters and motor head; Not checked: brackets; Not checked: remote pairing; Not checked: wiring

Cross-brand alternatives

Becker R30-17-C01 PLUS: 30 Nm^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}, Ø 45 mm^{[Becker-Antriebe product centre (product catalog); 2026-10-01]}, 230 V^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}
Becker R30-17-D01: 30 Nm^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}, Ø 45 mm^{[Becker-Antriebe product centre (product catalog); 2026-10-01]}, 230 V^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}
Becker R30-17-E01: 30 Nm^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}, Ø 45 mm^{[Becker-Antriebe product centre (product catalog); 2026-10-01]}, 230 V^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}
Becker R30-17-E03: 30 Nm^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}, Ø 45 mm^{[Becker-Antriebe product centre (product catalog); 2026-10-01]}, 230 V^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}
Becker R30-17-E03: 30 Nm^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}, Ø 45 mm^{[Becker-Antriebe product centre (product catalog); 2026-10-01]}, 230 V^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}
Becker R30-17-E03: 30 Nm^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}, Ø 45 mm^{[Becker-Antriebe product centre (product catalog); 2026-10-01]}, 230 V^{[Becker-Antriebe GmbH PDF catalogue Gesamtkatalog__4995_800_000_0__Einzelseiten_D.pdf; 2026-10-03]}

Questions and answers

What supply voltage and frequency does each use?: Rated voltage — Wistar motor WSM50 · 30 Nm · 17 rpm: 230 V; Wistar motor WSM50 · 30 Nm · 21 rpm: 230 V. Mains frequency — Wistar motor WSM50 · 30 Nm · 17 rpm: 50 Hz; Wistar motor WSM50 · 30 Nm · 21 rpm: 60 Hz. Power supply type — Wistar motor WSM50 · 30 Nm · 17 rpm: AC mains; Wistar motor WSM50 · 30 Nm · 21 rpm: AC mains.
Which tube diameters do they fit?: Motor diameter — Wistar motor WSM50 · 30 Nm · 17 rpm: 45 mm; Wistar motor WSM50 · 30 Nm · 21 rpm: 45 mm.
What torque and speed is each rated for?: Rated torque — Wistar motor WSM50 · 30 Nm · 17 rpm: 30 Nm; Wistar motor WSM50 · 30 Nm · 21 rpm: 30 Nm. Rated speed — Wistar motor WSM50 · 30 Nm · 17 rpm: 17 rpm; Wistar motor WSM50 · 30 Nm · 21 rpm: 21 rpm.
What protocols and control options does each support?: Limit setting — Wistar motor WSM50 · 30 Nm · 17 rpm: Mechanical; Wistar motor WSM50 · 30 Nm · 21 rpm: Mechanical.

Sources

↑Wistar motor manufacturer site (product catalog)wistarmotor.comSeries / product line: Ref: WSM50Manufacturer-stated · Observed 2026-10-01 · Retrieved 2026-10-01 · Public web pageUsed for: 14789, 45123, 14776, 45116, 14787, 45122, 14770, 45111, 14774, 45115, 14777, 45117, 14768, 45109, 14769, 45110, 14779, 45118, 14772, 45113, 14781, 45119, 14785, 45121, 14791, 45124, 14783, 45120, 14771, 45112

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Wistar motor WSM50 · 30 Nm · 17 rpm vs Wistar motor WSM50 · 30 Nm · 21 rpm