IBM N Series, Hardware Manual

Page: 355 / 368

Appendix B. Operating environment
335
򐂰 Weight: 25.4 kg (56 lb) (two controllers)
The IBM System Storage N3220 Model A12/A22 features the following operating environment
specifications:
򐂰 Temperature:
– Maximum range: 10 - 40 degrees C (50 - 104 degrees F)
– Recommended: 20 - 25 degrees C (68 - 77 degrees F)
– Non-operating: -40 - 70 degrees C (-40 - 158 degrees F)
򐂰 Relative humidity:
– Maximum operating range: 20% - 80% (non-condensing)
– Recommended operating range: 40% - 55%
– Non-operating range: 10% - 95% (non-condensing)
– Maximum wet bulb: 29 degrees C
– Maximum altitude: 3050 m (10,000 ft.)
򐂰
Wet bulb (caloric value): 2270 Btu/hr
򐂰 Maximum electrical power: 100 - 240 V ac, 8 - 3 A per node, 50 - 60 Hz
򐂰 Nominal electrical power:
– 100-120 V ac, 16 A;
– 200-240 V ac, 6 A, 50 - 60 Hz
򐂰 Noise level:
– 66 dBa @ 1 m @ 23 degrees C
– 7.2 bels @ 1 m @ 23 degrees C
N3240
The IBM System Storage N3240 Model A14/A24 features the following physical
specifications:
򐂰 Width: 44.9 cm (17.7 in.)
򐂰 Depth:
– 65.7 cm (25.8 in.) with cable management arms
– 65.4 cm (25.7 in.) without cable management arms
򐂰 Height: 17.48 cm (6.88 in.)
򐂰
Weight: 45.4 kg (100 lb)
The IBM System Storage N3240 Model A14/A24 features the following operating environment
specifications:
򐂰 Temperature:
– Maximum range: 10 - 40 degrees C (50 - 104 degrees F)
– Recommended: 20 - 25 degrees C (68 - 77 degrees F)
– Non-operating: -40 - 70 degrees C (-40 - 158 degrees F)
Warning: Operating at environmental extremes can increase failure probability.