Installation and Start Up
| 3-15
Purge Installation
Figure 3-4. X-Purge Installation.
1.
1. Maximum non-hazardous area voltage must not exceed 250 V.
2. Installation in accordance with Canadian Electrical Code (CEC), Part I
for installation in Canada.
3. Install in accordance with the NEC (ANSI/NFPA 70) and (ANSI/ISA RP
12.6) for installation in the United States.
4. Install in accordance with the IEC60079-11 and IEC60079-14 for ATEX
and IECEx installations.
5. Resistance between barrier ground and equipment ground must not
exceed 1-Ohm.
6. Wiring for alarm circuit and supply circuit must be routed separately
or each must be protected by a grounded-shield cable.
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