Specification Model 281x-114 Model 281x-214 Model 281x-314
Redundant power feed Yes Yes Yes
Input voltage 180 - 264 V ac at 60 A or 30
A (±10%)
180 - 264 V ac at 60 A or 30
A (±10%)
180 - 264 V ac at 60 A or 30
A (±10%)
Power usage See “Power consumption”
on page 37
See “Power consumption”
on page 37
See “Power consumption”
on page 37
Temperature
Specification Model 281x-114 Model 281x-214 Model 281x-314
Temperature 10 - 35° C (50 - 95° F) 10 - 35° C (50 - 95° F) 10 - 35° C (50 - 95° F)
Maximum altitude 2134 m (7000 ft.) 2134 m (7000 ft.) 2134 m (7000 ft.)
Humidity 25 - 80% non-condensing 25 - 80% non-condensing 25 - 80% non-condensing
Connectivity
Specification Model 281x-114 Model 281x-214 Model 281x-314
Maximum number of
Fibre Channel ports
(capable of
auto-negotiation)
24 (8 Gbps ports) 24 (8 Gbps ports) 24 (8 Gbps ports)
Fibre Channel rates 8 Gbps 8 Gbps 8 Gbps
Maximum number of
iSCSI over Gigabit
Ethernet ports
22 (1 Gbps Ethernet
ports)
22 (1 Gbps Ethernet ports)
12 (10 Gbps Ethernet ports)
22 (1 Gbps Ethernet ports)
12 (10 Gbps Ethernet ports)
iSCSI rates 1 Gbps 1 Gbps or 10 Gbps 1 Gbps or 10 Gbps
4 IBM XIV Gen3 281x-11x, 281x-21x, and 281x-314 Planning Guide