Temperature relief valve, with fail-safe action.
Product Description
Temperature relief valve, with fail-safe action.
Manual reset for burner switch off or alarm activation.
Discharge rating 1 1/2" x 1 1/4" - 136kW; 1 1/2" x 1 1/2" - 419 kW.
Certified and calibrated to INAIL (formerly ISPESL) standards.
Technical data
Maximum working pressure:
10 bar
Minimum working pressure:
0,3 bar
Medium temperature range:
5–110 °C
Certifications
pdf
Drawings and specifications
| Part number | Connection | Drain connection | Setting |
|---|---|---|---|
| 542870 | G 1 1/2" A (ISO 228-1) M |
G 1 1/4" (ISO 228-1) F |
98 °C |
|
Maximum discharge rating
136 kW
|
|||
|
2D drawings
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3D models
Tender text
Temperature relief valve, with fail-safe action. Manual reset for burner switch off or alarm activation.
Discharge rating 1 1/2" x 1 1/4" - 136kW; 1 1/2" x 1 1/2" - 419 kW. Certified and calibrated to INAIL (formerly ISPESL) standards. Connection: G 1 1/2" A (ISO 228-1) M. Drain connection: G 1 1/4" (ISO 228-1) F. Maximum working pressure: 10 bar. Minimum working pressure: 0,3 bar. Medium temperature range: 5–110 °C. Setting: 98 °C. Maximum discharge rating: 136 kW.
SCIP code
179cb9bd-382d-4bc4-94d5-dfa3e48bbd4f
|
|||
| 542880 | G 1 1/2" A (ISO 228-1) M |
G 1 1/2" (ISO 228-1) F |
99 °C |
|
Maximum discharge rating
419 kW
|
|||
|
3D models
Tender text
Temperature relief valve, with fail-safe action. Manual reset for burner switch off or alarm activation.
Discharge rating 1 1/2" x 1 1/4" - 136kW; 1 1/2" x 1 1/2" - 419 kW. Certified and calibrated to INAIL (formerly ISPESL) standards. Connection: G 1 1/2" A (ISO 228-1) M. Drain connection: G 1 1/2" (ISO 228-1) F. Maximum working pressure: 10 bar. Minimum working pressure: 0,3 bar. Medium temperature range: 5–110 °C. Setting: 99 °C. Maximum discharge rating: 419 kW.
SCIP code
05596b4a-eaba-4c39-bf96-c540e852214d
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|||
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Pipe Sizer Caleffi
This application allows for sizing and making calculations for pipes and conduits carrying water or air, respectively for hydraulic or aeraulic plants.
