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Controls and Safety : Automatic Thermostat
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Type SR and SU
Type SR and SU
15A Single pole rod thermostat
Controls and Safety
Automatic Thermostat
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Applications: water and liquid temperature control, circulation heaters, hydraulic circuits oil temperature etc…

Temperature ranges: 0-50°C (32-122°F), 10-60°C (50-140°F), 30-90°C (86-194°F), 0-100°C (32-212°F), 40-140°C (104- 284°F), 0-150°C (32-302°F)

Housing dimensions:65 × 48 × 48mm (knob not included.)

Material: PA66 housing, and Aisi 304 stainless steel rod

Temperature sensing element: Invar/ stainless steel bimetal rod, temperature sensing on full rod length.

Electrical connections: screw terminals

Mounting:

  • For liquid temperature sensing: inside pocket with internal diameter > 10mm, or directly on ⅜" BSPP thread under the head, or with ⅜ × ½" fitting (see accessories)
  • For air temperature sensing measurement: with stainless steel bracket

 

Rating: 16(4)A 250/ 400VAC, 300,000 cycles. Reduced differential model is not recommended for 400V applications

Contacts: SPDT, snap action

Max ambient temperature on the head: 85°C (185°F)

Options:

  • 3 fixed setting staggered contacts for hydraulic power units: ask for specific data sheet (Type S3F)
  • Cnomo electrical connector
  • Thermovelocimetric version (detects only fast temperature change, used in fire detection and dry run protection)
  • Type:VV, specific data sheet on request
  • Other temperature ranges
  • IP65 aluminum housing: see catalogue N°2

 

Accessories: BSPT ½ stainless steel pocket, fittings, brackets, see description and references at the end of this catalogue

Approvals: comply with EN 60730-1 and EN 60730-2 standards