Industrial Automation
SSK 0525 KER-EX - Feed-through terminal block
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Product properties | Product type: High temperature terminal block Number of connections: 2 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: 2 Nominal cross section: 2.5 mm² Level 1 above 1 below 1 Screw thread: M3 Tightening torque: 0.5 ... 0.6 Nm Stripping length: 9 mm Internal cylindrical gage: A3 Connection in acc. with standard: IEC 60947-7-1 Conductor cross section rigid: 0.2 mm² ... 4 mm² Cross section AWG: 24 ... 12 (converted acc. to IEC) Conductor cross section flexible: 0.2 mm² ... 4 mm² Conductor cross section, flexible [AWG]: 24 ... 12 (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 ... 1.5 mm² 2 conductors with same cross section, solid: 0.2 mm² ... 1.5 mm² 2 conductors with same cross section, flexible: 0.2 mm² ... 1.5 mm² 2 conductors with same cross section, flexible, with ferrule without plastic sleeve: 0.25 mm² ... 1.5 mm² 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve: 0.5 mm² ... 1.5 mm² Nominal current: 24 A Maximum load current: 32 A (with 4mm² conductor cross section) Nominal voltage: 690 V Nominal cross section: 2.5 mm² |
Ex data | Rated data (ATEX/IECEx) Identification: ïII2GDEx eb IIC Gb Operating temperature range: -60°C ... 180°C Ex-certified accessories: 0201061 D-SSK 0525 KER 1201044 E/1 List of bridges: Chain bridge / KB- 6 / 0201472 Bridge data: 28 A / 4 mm² Ex temperature increase: 40 K (31.3A/4mm²) Rated voltage: 440 V for bridging with bridge: 440 V Rated insulation voltage: 400 V output: (Permanent) Ex level General Rated current: 28 A Maximum load current: 28 A Contact resistance: 0.94 mé Ex connection data General Torque range: 0.5 Nm ... 0.6 Nm Nominal cross section: 4 mm² Rated cross section AWG: 12 Connection capacity rigid: 0.2 mm² ... 4 mm² Connection capacity AWG: 24 ... 12 22 ... 12 Connection capacity flexible: 0.25 mm² ... 4 mm² |
Dimensions | Width: 6.2 mm End cover width: 3.5 mm Height: 38 mm Depth on NS32: 48 mm |
Material specifications | Color: ivory Material: Ceramics Insulating material group: I Relative insulation material temperature index (Elec., UL 746 B): 1000°C |
Electrical tests | Surge voltage test Test voltage setpoint: 9.8 kV Result: Test passed Temperature-rise test Requirement temperature-rise test: Increase in temperature â¤45K Result: Test passed Short-time withstand current 4 mm²: 0.48 kA Power-frequency withstand voltage Test voltage setpoint: 1.89 kV Result: Test passed |
Mechanical properties | Mechanical data Open side panel: Yes |
Mechanical tests | Mechanical strength Result: Test passed Attachment on the carrier DIN rail/fixing support: NS32 Test force setpoint: 1 N Result: Test passed Test for conductor damage and slackening Rotation speed: 10rpm Revolutions: 135 Conductor cross section/weight: 0.2 mm² / 0.2 kg 4 mm² / 0.9 kg Result: Test passed |
Standards and regulations | Connection in acc. with standard: IEC 60947-7-1 |
Mounting | Mounting type: NS32 |
ECLASS | ECLASS-11.0: 27141120 ECLASS-13.0: 27250101 |
ETIM | ETIM 8.0: EC000897 |
UNSPSC | UNSPSC 21.0: 39121400 |
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