Industrial Automation
ST 4-HESI (5X20) - Fuse modular terminal block


Product properties | Product type: Fuse terminal block Number of connections: 2 Number of rows: 1 Potentials: 1 Insulation characteristics Overvoltage category: III Degree of pollution: 3 |
Electrical properties | Fuse type: Glass / ceramics / ... Rated surge voltage: 6 kV Maximum power dissipation for nominal condition: 1.02 W Fuse: G / 5 x 20 Maximum power dissipation: max. 1.6 W (with single arrangement of the fuse terminal block in the event of overload) max. 1.6 W (With interconnected arrangement of several fuse terminal blocks in the event of overload) max. 4 W (with single arrangement of the fuse terminal block in the event of a short-circuit) max. 2.5 W (With interconnected arrangement of several fuse terminal blocks in the event of a short-circuit) |
Connection data | Number of connections per level: 2 Nominal cross section: 4 mm² Level 1 above 1 below 1 Stripping length: 8 mm ... 10 mm Internal cylindrical gage: A4 Connection in acc. with standard: IEC 60947-7-3 Conductor cross section rigid: 0.08 mm² ... 6 mm² Cross section AWG: 28 ... 10 (converted acc. to IEC) Conductor cross section flexible: 0.08 mm² ... 4 mm² Conductor cross section, flexible [AWG]: 28 ... 12 (converted acc. to IEC) Conductor cross-section flexible (ferrule without plastic sleeve): 0.14 mm² ... 4 mm² Flexible conductor cross section (ferrule with plastic sleeve): 0.14 mm² ... 4 mm² 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve: 0.5 mm² ... 1 mm² Nominal current: 6.3 A Maximum load current: 6.3 A (the current is determined by the fuse used) Nominal voltage: 500 V Nominal cross section: 4 mm² |
Dimensions | Width: 6.2 mm Height: 61.5 mm Depth on NSÃ35/7,5: 62.5 mm Depth on NSÃ35/15: 70 mm |
Material specifications | Color: black Flammability rating according to UL 94: V0 Insulating material group: I Insulating material: PA Static insulating material application in cold: -60°C Relative insulation material temperature index (Elec., UL 746 B): 130°C Fire protection for rail vehicles (DIN EN 45545-2) R22: HL 1 - HL 3 Fire protection for rail vehicles (DIN EN 45545-2) R23: HL 1 - HL 3 Fire protection for rail vehicles (DIN EN 45545-2) R24: HL 1 - HL 3 Fire protection for rail vehicles (DIN EN 45545-2) R26: HL 1 - HL 3 Surface flammability NFPA 130 (ASTM E 162): passed Specific optical density of smoke NFPA 130 (ASTM E 662): passed Smoke gas toxicity NFPA 130 (SMP 800C): passed |
Electrical tests | Surge voltage test Test voltage setpoint: 7.3 kV Result: Test passed Temperature-rise test Requirement temperature-rise test: Increase in temperature ââ°¤Ã45ÃK Result: Test passed Power-frequency withstand voltage Test voltage setpoint: 1.89 kV Result: Test passed |
Mechanical properties | Mechanical data Open side panel: No |
Mechanical tests | Mechanical strength Result: Test passed Attachment on the carrier Result: Test passed Test for conductor damage and slackening Rotation speed: 10 (+/- 2) rpm Revolutions: 135 Conductor cross section/weight: 0.14 mm² / 0.2 kg 4 mm² / 0.9 kg 6 mm² / 1.4 kg Result: Test passed |
Environmental and real-life conditions | Aging Temperature cycles: 192 Result: Test passed Needle-flame test Time of exposure: 30 s Result: Test passed Oscillation/broadband noise Specification: DINÃENÃ50155 (VDEÃ0115-200):2008-03 Spectrum: Service life test categoryÃ2, bogie-mounted Frequency: f1 = 5 Hz to f2 = 250 Hz 5 - 250 Hz ASD level: 6.12 (m/s²)²/Hz Acceleration: 3.12g Test duration per axis: 5 h Test directions: X-, Y- and Z-axis Result: Test passed Shocks Specification: DINÃENÃ50155 (VDEÃ0115-200):2008-03 Pulse shape: Half-sine Acceleration: 30g Shock duration: 18Ãms Number of shocks per direction: 3 Test directions: X-, Y- and Z-axis (pos. and neg.) Result: Test passed 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 60947-7-3 |
Mounting | Mounting type: NS 35/7,5 NSÃ35/15 |
Description other products