Switch zl Internal Power Supplies Installation Guide 2010-01

11
Specifications
Environmental
1
Operating ambient temperature is limited to 40C (104F) under certain
configurations. For more information, refer to Switch
Installation and 
Getting Started Guide for your switch.
Safety
■ EN60950
■ CSA 22.2 No. 60950
■ IEC 60959
■ UL 60950
Operating Non-Operating
Temperature:
1
0C to 55C (32F to 131F) -40C to 70C (-40F to 158F)
Relative humidity: 
(non-condensing)
15% to 95% at 40C (104F) 15% to 90% at 65C (149F)
Maximum altitude:
J8712A 3.0 km (10,000 ft) 4.6 km (15,000 ft)
J8713A 3.0 km (10,000 ft) 4.6 km (15,000 ft)
J9306A 3.0 km (10,000 ft) 4.6 km (15,000 ft)