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RF4B-26 - SPST Vacuum Relays

Download the RF4B-26 datasheet PDF. This datasheet also covers the RF4A-26S variant, as both devices belong to the same spst vacuum relays family and are provided as variant models within a single manufacturer datasheet.

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Note: The manufacturer provides a single datasheet file (RF4A-26S-JENNINGS.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number RF4B-26
Manufacturer JENNINGS
File Size 260.84 KB
Description SPST Vacuum Relays
Datasheet download datasheet RF4B-26 Datasheet

Full PDF Text Transcription

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SPECIFICATIONS Model Number Test Voltage (kV Peak) 60 Hz Rated Operating Voltage (kV Peak) DC or 60 Hz 2.5 MHz 16 MHz 32 MHz Continous Current, Carry (Amps, RMS) DC or 60 Hz 2.5 MHz 16 MHz 32 MHz Contact Capacitance (pF) Between Open Contacts Open Contacts to Ground Contact Resistance (mΩ) Operate Time (ms. Max.) Release Time (ms. Max.) Pull-in Voltage @ 25° C 26.5 VDC Coil Dropout Voltage @ -55 to 125° C 26.5 VDC Coil Coil Resistance (Ohms ± 10%) 26.5 VDC Coil Shock, 1/2 Sine 11 ms. (Peak g's) Vibration, Peak g's 55-2000 Hz Expected Mechanical Life Cycles (X106) Weight, Ounces (Grams) Max. FLANGE CROSS REFERENCE Model Number Flange Version RF47-26S RF47D-26S RF4A RF4B** 10 RF47 10 88 78 66 55 30 35 25 35 15 18 10 12 4.0 4.0 15 18,10** 18, N/A** 1.6 1.
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