3TH4394-0HD0 CONTACTOR RELAY 55E
From SIEMENS
| Contactor relay, 55E, EN 50011, 5 NO + 5 NC, 1U, screw terminal with surge suppression AC operation 42 V AC 50 Hz/50 V AC 60 Hz | ||
| Product designation | Auxiliary contactor | |
| Product type designation | 3TH4 | |
| 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 | AC | |
| Control supply voltage at AC | ||
| at 50 Hz rated value | 42 V | |
| at 60 Hz rated value | 50 V | |
| Control supply voltage frequency | ||
| 1 rated value | 50 Hz | |
| 2 rated value | 60 Hz | |
| Design of the surge suppressor | with varistor | |
| Number of NC contacts for auxiliary contacts | 4 | |
| delayed switching | 0 | |
| lagging switching | 1 | |
| make-before-break switching | 1 | |
| Number of NO contacts for auxiliary contacts | 4 | |
| delayed switching | 0 | |
| leading contact | 1 | |
| make-before-break switching | 1 | |
| Number of CO contacts for auxiliary contacts | 0 | |
| Identification number and letter for switching elements | 55 E, 1U | |
| Operating current at AC-15 | ||
| at 230 V rated value | 10 A | |
| at 400 V rated value | 6 A | |
| (mounting type) | screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 50022 | |
| Height | 78 mm | |
| Width | 55 mm | |
| Depth | 102 mm | |
| Type of electrical connection for auxiliary and control current circuit | screw-type terminals | |
| B10 value with high demand rate acc. to SN 31920 | 1 000 000; 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 | |
