3TH2031-0BK4 CONTACTOR RELAY 31E EN 50 011
From SIEMENS
| Contactor relay 31 E EN 50011 3 NO + 1 NC,screw terminal Direct current operation 180 V DC | ||
| Product designation | Auxiliary contactor | |
| Product type designation | 3TH2 | |
| Size of contactor | 0 | |
| Protection class IP on the front | IP20 | |
| Reference code acc. to DIN 40719 extended according to IEC 204-2 acc. to IEC 750 | K | |
| Reference code acc. to DIN EN 81346-2 | K | |
| Reference code acc. to DIN EN 61346-2 | K | |
| Type of voltage of the control supply voltage | DC | |
| Control supply voltage at DC | ||
| rated value | 180 V | |
| Number of NC contacts for auxiliary contacts | 1 | |
| delayed switching | 0 | |
| lagging switching | 0 | |
| make-before-break switching | 0 | |
| Number of NO contacts for auxiliary contacts | 3 | |
| delayed switching | 0 | |
| leading contact | 0 | |
| make-before-break switching | 0 | |
| Number of CO contacts for auxiliary contacts | 0 | |
| Identification number and letter for switching elements | 31 E | |
| Operating current at AC-15 | ||
| at 230 V rated value | 4 A | |
| at 400 V rated value | 3 A | |
| Mounting type | screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 50022 | |
| Height | 48 mm | |
| Width | 45 mm | |
| Depth | 68 mm | |
| Type of electrical connection for auxiliary and control current circuit | screw-type terminals | |
| B10 value with high demand rate acc. to SN 31920 | 400 000; With 0.3 x Ie | |
| T1 value for proof test interval or service life acc. to IEC 61508 | 20 y | |
| Protection against electrical shock | finger-safe | |
