High Voltage Ceramic Capacitor
This specification applies to high voltage ceramic capacitors used in high voltage electric equipment. Designed for demanding applications, these capacitors offer reliable performance in various high-voltage scenarios.
Product Attributes
- Brand: HVC
- Origin: China (Manufacturing base in Dongguan Humen)
- Material: N4700 military-grade ceramic dielectric material
- Color: Blue ceramic disc type, Black epoxy resin encapsulation for bolt type
- Certifications: Not explicitly mentioned.
Technical Specifications
| Part Number | Temperature Characteristic | Capacitance (pF) | Capacitance Tolerance | DC Rated Voltage (kV) | Dimensions (mm) D x T x F | Lead Spacing (mm) | Lead Style | Packing Type | Brand |
| HVC-15KV-DL16-F12.5-681K | N4700 | 680 | K (10%) | 15 | 16 x 4.0 x 12.5 | 12.5 | Straight long | Bulk | HVC |
Detailed Specifications
| Item | Specification | Testing Method |
| 5-1 VISUAL EXAMINATION | ||
| Appearance dimensions | See 3, 4. | Shall be visually examined or Venire Calipers. |
| Marking | To be easily legible. | Shall be visually examined. |
| 5-2 ELECTRICAL PERFORMANCE TESTS | ||
| Dielectric Strength (Between Lead wires) | No failure. (150% of rated voltage for 60 s) | The capacitors shall not be damage when DC voltage of 150% of the rated voltage are applied between the lead wires for 60 s in insulate liquid or gas. (Charge/discharge current: 50mA max.) |
| Body insulation | No failure. (15kV for 10 s) | The capacitors is placed in the container with metal balls of diameter 1mm so that each lead wires, Short-circuited, is kept approximately 2mm off the balls as shown in the figure, and DC voltage of 15kV is applied for 10 s between capacitor lead wires and small metals. (Charge/discharge current: 50mA max.) |
| Insulation Resistance (I.R.) | 200,000 M min. | The insulation resistance shall be measured with DC 1kV within 605 s of charging. |
| Capacitance | Within the specified tolerance. | The capacitance shall be measured at 20C with 10.2kHz and AC5V(r.m.s.) max. |
| Dissipation Factor (D.F.) | 0.2% max. | Same condition as capacitance. |
| Temperature Characteristic | N4700 (-4700ppm/C) | Capacitance measurement shall be made at each step specified in table. Capacitance change from the value of step 3 shall not exceed the limit specified. |
| 5-3 MECHANICAL PERFORMANCE TESTS | ||
| Strength of Lead Pull | Lead wire shall not cut off. Capacitor shall not be broken. | Fix the body of capacitor, apply a tensile weight gradually to each lead wire in the radial direction of capacitor up to 10N, and keep it for 101 s. |
| Bending | Each lead wire shall be subjected to 5N weight and then a 90 to bend, at the point of egress, in one direction, return to original position, and then a 90 bend in the opposite direction at the rate of one bend in 2 to 3 s. | - |
| Solderability of Leads | Lead wire shall be soldered with uniformly coated on the axial direction over 3/4 of the circumferential direction. | The lead wire shall be dipped into a 25% methanol solution of rosin and then into molten solder of 2355C for 20.5 s. In both cases the depth of dipping is up to about 1.5 to 2.0mm from the root of lead wires. |
| Soldering Effect | Appearance: No marked defect. Capacitance Change: Within10%. Dielectric Strength (Between lead wires): No failure. | The lead wires shall be immersed into the melted solder of 35010C up to about 1.5 to 2.0mm from the main body for 3.50.5 s. Post-treatment: Capacitor shall be stored for 242 h at room condition. |
Application Scenarios
High voltage electric equipment. Specifically mentioned applications for N4700 material include high-end medical electronic equipment (CT, medical X-ray machines, C-arms, DR machines, dental X-ray machines), airport security, non-destructive testing, and electrostatic dust removal equipment.
2410121632_HVC-HVC-15KV-DL16-F12-5-681K_C36498931.pdf
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