19” fan trays and blower units provide optimal cooling inside the cabinet, even if multiple 19” subracks are installed one above the other.
They have the following parameters:
- number of fans in the tray / blower unit: 1 / 3 / 6 / 9 / 12,
- fan tray / blower unit height: 1 / 2 / 3 U,
- full depth: 193 (3 fans) / 330 (6 fans) / 467 (9 fans) / 604 (12 fans),
- available power supply voltages: 24 VDC and 115 / 230 VAC,
- power consumption: 300…1000 W (depending on the number of fans and supply voltage),
- operating temperature –40... +50°C,
- available - /without a switch and alarm indicator,
- possibility of independent replacement of damaged fans in the fan tray,
- the life span of fans installed in the fan tray depends on the way in which they are used; at the outside temperature of about 40°C, the life span is about 4,000-6,000 operating hours,
- according to IEC 60 297-3, UL 94 V-0, UL 94 V-1, EN 60 292, T1 and T2