What supply voltage and frequency does each use?

Rated voltage — Wistar motor WSM50 · 20 Nm · 13 rpm: 230 V; Wistar motor WSM50 · 20 Nm · 16 rpm: 230 V. Mains frequency — Wistar motor WSM50 · 20 Nm · 13 rpm: 50 Hz; Wistar motor WSM50 · 20 Nm · 16 rpm: 60 Hz. Power supply type — Wistar motor WSM50 · 20 Nm · 13 rpm: AC mains; Wistar motor WSM50 · 20 Nm · 16 rpm: AC mains.

Which tube diameters do they fit?

Motor diameter — Wistar motor WSM50 · 20 Nm · 13 rpm: 45 mm; Wistar motor WSM50 · 20 Nm · 16 rpm: 45 mm.

What torque and speed is each rated for?

Rated torque — Wistar motor WSM50 · 20 Nm · 13 rpm: 20 Nm; Wistar motor WSM50 · 20 Nm · 16 rpm: 20 Nm. Rated speed — Wistar motor WSM50 · 20 Nm · 13 rpm: 13 rpm; Wistar motor WSM50 · 20 Nm · 16 rpm: 16 rpm.

What protocols and control options does each support?

Limit setting — Wistar motor WSM50 · 20 Nm · 13 rpm: Mechanical; Wistar motor WSM50 · 20 Nm · 16 rpm: Mechanical.

Wistar motor WSM50 · 20 Nm: 13 rpm vs 16 rpm Compared

Rated power input — Wistar motor WSM50 · 20 Nm · 13 rpm: 155 W^{[1; 2026-10-01]}; Wistar motor WSM50 · 20 Nm · 16 rpm: 132 W^{[1; 2026-10-02]}.

Rated current — Wistar motor WSM50 · 20 Nm · 13 rpm: 0.68 A^{[1; 2026-10-01]}; Wistar motor WSM50 · 20 Nm · 16 rpm: 0.58 A^{[1; 2026-10-02]}.

Mains frequency — Wistar motor WSM50 · 20 Nm · 13 rpm: 50 Hz^{[1; 2026-10-01]}; Wistar motor WSM50 · 20 Nm · 16 rpm: 60 Hz^{[1; 2026-10-02]}.

Last verified: 2026-10-02

When to choose Wistar motor WSM50 · 20 Nm · 13 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 20 Nm^{[1; 2026-10-01]}.

When to choose Wistar motor WSM50 · 20 Nm · 16 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 20 Nm^{[1; 2026-10-02]}.

Verifiable indicators

Short-time duty (S2) — Wistar motor WSM50 · 20 Nm · 13 rpm: 4 min^{[1; 2026-10-01]}; Wistar motor WSM50 · 20 Nm · 16 rpm: 4 min^{[1; 2026-10-02]}.

Rated life — Wistar motor WSM50 · 20 Nm · 13 rpm: Not published. Wistar motor WSM50 · 20 Nm · 16 rpm: Not published.

Thermal protection — Wistar motor WSM50 · 20 Nm · 13 rpm: Not published. Wistar motor WSM50 · 20 Nm · 16 rpm: Not published.

IP rating — Wistar motor WSM50 · 20 Nm · 13 rpm: IP44^{[1; 2026-10-01]}; Wistar motor WSM50 · 20 Nm · 16 rpm: IP44^{[1; 2026-10-02]}.

Comparison table
Property	Wistar motor WSM50 · 20 Nm · 13 rpmWistar motorWSM50-20/13	Wistar motor WSM50 · 20 Nm · 16 rpmWistar motorWSM50-20/16
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: 155 W^{[1; 2026-10-01]} vs 132 W^{[1; 2026-10-02]}	155 W^{[1; 2026-10-01]}	132 W^{[1; 2026-10-02]}
Rated currentDiffers: 0.68 A^{[1; 2026-10-01]} vs 0.58 A^{[1; 2026-10-02]}	0.68 A^{[1; 2026-10-01]}	0.58 A^{[1; 2026-10-02]}
Drive performance
Rated torque	20 Nm^{[1; 2026-10-01]}	20 Nm^{[1; 2026-10-02]}
Rated speedDiffers: 13 rpm^{[1; 2026-10-01]} vs 16 rpm^{[1; 2026-10-02]}	13 rpm^{[1; 2026-10-01]}	16 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 kg^{[1; 2026-10-01]}	3 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 · 20 Nm · 13 rpm → Wistar motor WSM50 · 20 Nm · 16 rpm

Not directly interchangeable

Same product type (tubular motor)
Ø45 mm (same class)
Torque 20 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 (≈23%)
Control system not confirmed

Required changes / checks: Opens/closes faster (≈23%); 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 · 20 Nm · 16 rpm → Wistar motor WSM50 · 20 Nm · 13 rpm

Not directly interchangeable

Same product type (tubular motor)
Ø45 mm (same class)
Torque 20 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 R20-17-EVO 20 R PLUS BT: 20 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 R20-17-C01 PLUS: 20 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 R20-17-D01: 20 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 R20-17-EVO 20 R BT: 20 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 R20-17 EVO 20 R: 20 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 R20-17-E01: 20 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 · 20 Nm · 13 rpm: 230 V; Wistar motor WSM50 · 20 Nm · 16 rpm: 230 V. Mains frequency — Wistar motor WSM50 · 20 Nm · 13 rpm: 50 Hz; Wistar motor WSM50 · 20 Nm · 16 rpm: 60 Hz. Power supply type — Wistar motor WSM50 · 20 Nm · 13 rpm: AC mains; Wistar motor WSM50 · 20 Nm · 16 rpm: AC mains.
Which tube diameters do they fit?: Motor diameter — Wistar motor WSM50 · 20 Nm · 13 rpm: 45 mm; Wistar motor WSM50 · 20 Nm · 16 rpm: 45 mm.
What torque and speed is each rated for?: Rated torque — Wistar motor WSM50 · 20 Nm · 13 rpm: 20 Nm; Wistar motor WSM50 · 20 Nm · 16 rpm: 20 Nm. Rated speed — Wistar motor WSM50 · 20 Nm · 13 rpm: 13 rpm; Wistar motor WSM50 · 20 Nm · 16 rpm: 16 rpm.
What protocols and control options does each support?: Limit setting — Wistar motor WSM50 · 20 Nm · 13 rpm: Mechanical; Wistar motor WSM50 · 20 Nm · 16 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: 14662, 45091, 14655, 45084, 14661, 45090, 14645, 45079, 14653, 45083, 14656, 45085, 14641, 45077, 14643, 45078, 14657, 45086, 14649, 45081, 14658, 45087, 14660, 45089, 14663, 45092, 14659, 45088, 14647, 45080

See something wrong? Report an error

Wistar motor WSM50 · 20 Nm · 13 rpm vs Wistar motor WSM50 · 20 Nm · 16 rpm