Industrial Automation
STS 2,5-QUATTRO RD - Feed-through terminal block






| Product properties | Product type: Multi-conductor terminal block Number of connections: 4 Number of rows: 1 Potentials: 1 Insulation characteristics Overvoltage category: III Degree of pollution: 3 | 
| Electrical properties | Rated surge voltage: 8 kV Maximum power dissipation for nominal condition: 0.77 W | 
| Connection data | Number of connections per level: 4 Nominal cross section: 2.5 mm² 1 level Stripping length: 10 mm Internal cylindrical gage: A3 Connection in acc. with standard: IEC 60947-7-1 Conductor cross section rigid: 0.08 mm² ... 4 mm² Cross section AWG: 28 ... 12 (converted acc. to IEC) Conductor cross section flexible: 0.08 mm² ... 2.5 mm² Conductor cross section, flexible [AWG]: 28 ... 14 (converted acc. to IEC) Conductor cross-section flexible (ferrule without plastic sleeve): 0.14 mm² ... 2.5 mm² Flexible conductor cross section (ferrule with plastic sleeve): 0.14 mm² ... 2.5 mm² 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve: 0.5 mm² Nominal current: 24 A (with 4Ãmm² conductor cross section) Maximum load current: 28 A (in case of a 4 mm² conductor cross section, the maximum load current must not be exceeded by the total current of all connected conductors.) Nominal voltage: 800 V Nominal cross section: 2.5 mm² | 
| Ex data | Rated data (ATEX/IECEx) Identification: ïà IIÃ2ÃGÃÃEx eb IIC Gb Operating temperature range: -60°C ... 110°C Ex-certified accessories: 3031762 D-STS 2,5 1204517 SZF 1-0,6X3,5 3022276 CLIPFIX 35-5 3022218 CLIPFIX 35 Ex temperature increase: 40 K (25ÃAÃ/Ã4Ãmm²) Rated voltage: 550 V Rated insulation voltage: 500 V output: (Permanent) Ex level General Rated current: 20.5 A Maximum load current: 25 A Contact resistance: 1.25 mé Ex connection data General Nominal cross section: 2.5 mm² Rated cross section AWG: 14 Connection capacity rigid: 0.08 mm² ... 4 mm² Connection capacity AWG: 28 ... 12 28 ... 14 Connection capacity flexible: 0.08 mm² ... 2.5 mm² | 
| Dimensions | Width: 5.2 mm End cover width: 2.2 mm Height: 50.8 mm Depth on NSÃ35/7,5: 43 mm Depth on NSÃ35/15: 50.5 mm | 
| Material specifications | Color: red Flammability rating according to UL 94: V0 Insulating material group: I Insulating material: PA | 
| Mechanical properties | Mechanical data Open side panel: Yes | 
| Environmental and real-life conditions | Ambient conditions Ambient temperature (storage/transport): -25°C ... 60°C (for a short time, not exceeding 24Ãh, -60ðC to +70ðC) Ambient temperature (assembly): -5°C ... 70°C Ambient temperature (actuation): -5°C ... 70°C () Permissible humidity (storage/transport): 30 % ... 70 % | 
| Standards and regulations | Connection in acc. with standard: IEC 60947-7-1 | 
| Mounting | Mounting type: NS 35/7,5 NSÃ35/15 | 
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