Danfoss RT260A mechanical differential pressure switch with bellows sensing element, SPDT contact and auto reset. Differential setting range 1.5 to 11 bar; M 12 x 1.5 cutting-ring pressure connection (ISO 8434-1); enclosure IP66. Danfoss code number 017D001666.
| Brand | Danfoss |
| Model | RT260A differential pressure switch |
| Code number | 017D001666 |
| Differential pressure range | 1.5 to 11 bar (0.15 to 1.1 MPa; 22 to 159 psi) |
| Contact function | SPDT |
| Reset | Auto |
| Contact differential | 0.5 bar |
| Pressure sensing element | bellows |
| Pressure connection | M 12 x 1.5 cutting ring (ISO 8434-1) |
| Enclosure | IP66 |
| Ambient temperature range | -40 to +70 degC |
| Cable entry | 2 x Pg 13.5 |
| Contact rating | AC15=3 A at 400 V; AC1=10 A at 400 V; AC3=4 A at 400 V; DC13=12 W at 220 V; LR=28 A at 400 V |
| Standards | EN 60947-4, EN 60947-5 |
| Approvals | CE, EAC, CCC, CMIM, KR, RINA, RMRS |
| EAN | 5702428042864 |
| Net weight | 1.09 Kilogram |
| Type | RT260A |
| Product group | Switches and thermostats |
| Ambient temperature range [°C] [max] | 70 °C |
| Ambient temperature range [°C] [min] | -40 °C |
| Ambient temperature range [°F] [max] | 158 °F |
| Ambient temperature range [°F] [min] | -40 °F |
| Approval | CCC |
| CE mark | Yes |
| China RoHS compliance | Yes |
| Contact differential [bar] | 0.5 bar |
| Diff.press.setting range [bar] [max] | 11 bar |
| Diff.press.setting range [bar] [min] | 1.5 bar |
| Diff.press.setting range [MPa] [max] | 1.1 MPa |
| Diff.press.setting range [MPa] [min] | 0.15 MPa |
| Diff.press.setting range [psi] [max] | 159 psi |
| Diff.press.setting range [psi] [min] | 22 psi |
| EEE category | 5 small equipment (any external dimension < 50 cm) |
| Electrical conn | |
| Male/Female | Female |
| Electrical connection | Screwed cable entry |
| Electrical connection size | 2xPg 13.5 |
| Electrical connection standard | DIN 40430 |
| Electrical spec. standard | EN 60947-4/-5 |
| EN 60947 electrical properties | Insulation: 400V |
| EN 60947 wiring properties | Flex, ferrules: 0.2-1.5 mm2 |
| Enclosure rating IP | IP66 |
| EU RoHS compliance | Yes |
| In scope of WEEE | Yes |
| Max. test pressure [bar] Pe | 47 bar |
| Max. test pressure [psig] | 681 psig |
| Max. Working Pressure [bar] | 42 bar |
| Max. Working Pressure [psig] | 609 psig |
| Operat. range LP side [bar] Pe [max] | 31 bar |
| Operat. range LP side [bar] Pe [min] | -1 bar |
| Operat. range LP side [psig]Pe [max] | 450 psig |
| Operat. range LP side [psig]Pe [min] | -15 psig |
| Pressure connection notes | Cutting ring 6mm tube |
| Pressure connection size | 12 x 1.5 |
| Pressure connection standard | ISO 8434-1 |
| Pressure connection type | M |
| Pressure Male/Female | Male |
| Pressure range [bar] Pe [max] | 31 bar |
| Pressure range [bar] Pe [min] | -1 bar |
| REACH Candidate List substances | Lead (CAS no. 7439-92-1) |
| Refrigerants | R11 |
| Relay release time [s] | 0 s |
| Reset function | Auto |
| UL approved refrigerants | R11 |
| Material | Bellows sensing element |
| Temperature range | -40 to +70 degC |
| IP rating | IP66 |
| Primary standard | EN 60947-5 |
| Thread standard | ISO 8434-1 |
| MOQ | 1 |
M 12 x 1.5 cutting-ring (ISO 8434-1). Confirm differential range and reset type against application.