Industrial Automation
STTB 2,5 OG - Double-level spring-cage terminal block


Product properties | Product type: Multi-level terminal block Number of connections: 4 Number of rows: 2 Potentials: 2 Insulation characteristics Overvoltage category: III Degree of pollution: 3 |
Electrical properties | Rated surge voltage: 6 kV Maximum power dissipation for nominal condition: 0.77 W |
Connection data | Number of connections per level: 2 Nominal cross section: 2.5 mm² 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): 0.25 mm² ... 2.5 mm² Flexible conductor cross section (ferrule with plastic sleeve): 0.25 mm² ... 2.5 mm² 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve: 0.5 mm² Nominal current: 22 A Maximum load current: 26 A (with 4Ãmm² conductor cross section) Nominal voltage: 500 V |
Ex data | Rated data (ATEX/IECEx) Identification: ïÃÃIIÃ2ÃGDÃÃEx eb IIC Gb Operating temperature range: -60°C ... 110°C Ex-certified accessories: 3030459 D-STTB 2,5 3030747 ATP-STTB 4 1204517 SZF 1-0,6X3,5 3022276 CLIPFIX 35-5 3022218 CLIPFIX 35 List of bridges: Plug-in bridgeÃ/ÃFBS 2-5Ã/Ã3030161 Plug-in bridgeÃ/ÃFBS 3-5Ã/Ã3030174 Plug-in bridgeÃ/ÃFBS 4-5Ã/Ã3030187 Plug-in bridgeÃ/ÃFBS 5-5Ã/Ã3030190 Plug-in bridgeÃ/ÃFBS 10-5Ã/Ã3030213 Plug-in bridgeÃ/ÃFBS 20-5Ã/Ã3030226 Bridge data: 17 AÃ/Ã2.5 mm² Ex temperature increase: 40 K (21.9ÃAÃ/Ã2.5Ãmm²) Rated voltage: 440 V for bridging with bridge: 440 V - At bridging between non-adjacent terminal blocks: 352 V - At bridging between non-adjacent terminal blocks via PE terminal block: 352 V - At cut-to-length bridging with cover: 220 V - At cut-to-length bridging with partition plate: 220 V Rated insulation voltage: 400 V output: (Permanent) Ex level General Rated current: 19.5 A Maximum load current: 23.5 A 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 output: (Permanent) Ex level Level 1 Contact resistance: 1.04 mé output: (Permanent) Ex level Level 2 Contact resistance: 0.83 mé |
Dimensions | Width: 5.2 mm End cover width: 2.2 mm Height: 67.5 mm Depth on NSÃ35/7,5: 47.5 mm Depth on NSÃ35/15: 55 mm |
Material specifications | Color: orange 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 (operation): -60°C ... 105°C (max. short-term operating temperature RTI Elec.) 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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