8650B Series
8650B Series
Bird RF
50 kW, Forced-Air Cooled Moduload™ RF Terminations
8650B Series, RF Loads are compact high-power 50-ohm terminations efficiently dissipate up to 50 kW of RF over a wide frequency range up to 900 MHz.
Contact us for lead time
Click below to request a quote for this item. Or for product advice, stock and lead time enquiries call our team on 0330 313 3220.
8650B Series Specifications
- Interlock control circuit provides fail-safe protection of the transmitter and load resistor in the event of an ac power failure to the blower or coolant pump.
- Compact low-profile design saves space in crowded transmitter sites.
- Available Voltage Options (add suffix to model number)
- 115V @ 60 Hz (-115)
- 230V @ 50 Hz (-230)
- 230V @ 60 Hz (-230-6)
| Attribute | Value |
|---|---|
| Manufacturer | Bird |
| Housing surface finish | Gray Powder Coat |
| VSWR and Frequency Range | 1.1 max. 1 kHz - 900 MHz (DC for continuity checks) |
| Coolant | 17 qts. (16.1 liters) 100% water, or 65% water/35% industrial Ethylene Glycol. With forced-air cooling |
| Operating Position | Horizontal Only |
| Maximum AC Voltage Measurement | 115 V models: 14 A nominal @ 115V ± 10% 60Hz, 230 V models: 7 A nominal @ 230V ± 10% 50Hz |
| Cooling Type | Forced-Air Cooled |
| Connectors | See Model Matrix |
| Temperature Range | Per Power Level and Coolant Mix:, >=40 kW: (100% Water) +5 to +30 °C; <40 kW: (100% Water) +5 to +45 °C, >=40 kW: (35% Ethylene Glycol/65% Water) -20 to +25 °C, <40 kW: (35% Ethylene Glycol/65% Water) -20 to +35 °C |
| Dimensions | 50-1/2" x 19-5/32" x 19-9/16" (L x W x D), 659 x 487 x 497 mm |
| Attribute | Value |
|---|---|
| Data Sheet | Click here to view |
