1.1 Specific Conditions of Use
The flameproof joints are not intended to be repaired. The cover fasteners are M8x1,25 property class A2-70.
1.2 Specifications Inside Enclosure.
Free Volume : <1L (61”
3
) empty.
Internal Pressure : 80 kPa (0.8 bar / 11.6 PSIG) to 110 kPa (1.1 bar / 15.6 PSIG)
(atmospheric pressure)
1.2.1 Specifications Printed Circuit Board (PCB).
Mains:
Nominal min. input voltage : 85 Vac.
Nominal max. input voltage : 264 Vac.
Frequency : 47 / 63 Hz
Nominal power consumption : 4VA.
Nominal input current : at 110Vac -> 0.6A rms.
: at 230Vac -> 0.3A rms.
Inrush current cold start @25° : 20A at 115Vac
: 40A at 230Vac
Mains current limitation
internal fuses : 1AT
Discharge time : 90 Sec.
Relay contacts:
Input voltage : 250V ac/dc max.
Relay contacts current limitation:
Internal fuses : 2AT
• All rigid conduit (if used) must be installed with seal fittings within 18” (457.2 mm) of each used NPT
opening into the Rack Monitor per Article 500 of NFPA 70, National Electrical Code / Canadian Electrical
Code (CEC) Section 18.
• All cables (if used) must be guided into the Rack Monitor by use of Cable Glands (see Annex A of IEC
60079-0 and Annex C of IEC 60079-1)
Specifications External Environment
Temperature Range (T
a
) : -45C (-42.8F) to +70C (+158°F)
Max. surface temperature (T4) : 135C (275F)
IP Class closed : IP68 acc. to IEC 60529
Resistant to : UV Light (within Sun light)
: Corrosion
: Ingress of Gasoline vapors (Aliphatic Hydrocarbons) and liquids
: (Diesel) Exhaust fumes
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