Belt Tensioners SPANN-BOX® Size 1 SR-S

Product image
Product image

Material: Housing made of steel, black, powder-coated.
Tensioning pulley made of ultra-high-molecular weight polyethylene based on PE-UHMW, electrostatically dissipative.

These small, ready-to install tensioners enable noise reduction and wear reduction at belts.

• With three springs. On choice: Two tensioning force versions. At both versions, three different forces can get activated.
• With colored wear-off indicator: Green: o.k. Yellow: still o.k. Red: Tensioning force too low.
• Usable travel up to the end of the yellow range: About 32mm. Total travel about 40mm.
• Max. permissible belt speed 6m/s.

Temperature range: -20°C bis +60°C.

* Tensioning way. ** Max. recommended belt width. *** Tensioning force range.

Adjustable Tensioning Forces:
On choice, there are two versions, with low tensioning force or with high tensioning force. All versions have three springs, which can get activated independent from each other to reach three different tensioning forces.

Version with low tensioning force:
1 spring activated: 58 - 32 N.
2 springs activated: 116 - 64 N.
3 springs activated: 174 - 96 N.

Version with high tensioning force:
1 spring activated: 132 - 60 N.
2 springs activated: 264 - 120 N.
3 springs activated: 396 - 180 N.

SKU B [mm] C [mm] D [mm] E* [mm] b** [mm] F*** [N] Gewicht [kg]
14041321 20 46 64 40 15 32 - 174 0,89
14041421 20 46 64 40 15 60 - 396 0,89
14041322 30 51 69 40 25 32 - 174 0,91
14041422 30 51 69 40 25 60 - 396 0,91
14041323 40 56 76 40 35 32 - 174 0,94
14041423 40 56 76 40 35 60 - 396 0,94