C.27-4 Datasheet, PDF (13/27 Pages) Kemet Corporation – Main application fields: air-fans, pumps, circulators, and low power electric motors.

C.27/7
General technical data:
Reference standards IEC 252: 1993 EN 60252: 1994
EN 60 252 approval VDE standard institute
UL810
“construction only ”
Approved up 500 Vac Standard Marking: 250Vac
Please contact us for other types of marking
Type of working: Continuous
CLASS B - 10.000 hours, 275 Volt a.c.
Working class:
Continuous working
CLASS D - 1.000 hours,
425 Volt a.c.
Intermittent Working 24min/240min
Temperature: Operating Min. / Max.: - 40 / 85 °C or – 25 / 85 °C
Storage: - 40 / 90 °C
Rated voltage Vn (a.c.): 275Volt a.c.
Intermittent voltage Vn (ac) 425 Volt – 24 minutes every 4 hours
Rated frequency (Hz): 50 - 60 Hz
Voltage rise/fall time (max): 15 Volt / µs
Maximum Permissible Voltage: 1.10 x Rated Voltage
Maximum Permissible Current: 1.30 x Rated Current
Dissipation factor Tgδ: _{20 x 10-4 at 20°C, 50 Hz}
Safety class: P0
Maximum altitude: 2000 m
Capacitance tolerance (standard): ± 5 %
Mounting: Any position
Plastic Material with self-extinguishing features V2 (UL94).
Case: Noryl with self-extinguishing features V1 (UL94 standard) for
diameters > 50 mm
Nylon PA66 with self-extinguishing features V0: fast-on execution.
Disk:
PC-A with self-extinguishing features V0: cable execution
Noryl PPO with self-extinguishing features V1: for diameters
> 40mm cable execution
Dielectric: Polypropylene
Plates: Self-healing metal layer
Voltage test terminal to terminal: 2 Vn for 2 s Continuous working / 1.5 Intermittent working
Voltage test terminal to case: 2.000 Volt for 2 s
Leakage – Clearance in air
between parts under voltage: ≥ 5mm
Leakage – Clearance in air
between parts under voltage and
accessible metal parts: ≥ 6mm
Vibration test: IEC 68-2-6
Max Tightening torque: 5 Nm (M8) - 10 Nm (M12)
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