Hubbell 670-801-UL - Manual (Page 3)

Pub. 42004-615L2
Model 670-801-EX and 670-801-UL SmartSeries Amplifiers Page: 3 of 15
\\s_eng\gtcproddocs\standard ioms - current release\42004 instr. manuals\42004-615l2.doc
6/97
External
The enclosure and cover are fabricated from thick aluminum castings. The cover and the enclosure mate
at machined rims to form the flame path seal. The cover is secured to the enclosure with bolts around the
perimeter. The enclosure entries are as follows:
The Model 670-801-EX cable gland entries are shown in Figure 2:
On the base: Three M25 entries, two fitted with plugs; and one M16 entry.
Figure 2. Model 670-801-EX Cable Gland Entries
The Model 670-801-UL conduit entries are shown in Figure 3:
On the top: One 1½-inch NPT entry fitted with a plug, and one ¾-inch NPT entry.
On the base: Two threaded 1½-inch NPT entries (one fitted with plug).
Figure 3. Model 670-801-UL Top and Bottom Views
N OTE : Ensure any unused openings are sealed with proper fittings per local standards.