Figure 3.14: IP21 (NEMA type 1) and IP54 (NEMA type 12) enclosure power connection position of disconnect switch
Frame size UNIT TYPE DIMENSION FOR DISCONNECT TERMINAL
E1
IP54/IP21 UL AND NEMA1/NEMA12
350/450 hp [250/315 kW] (400 V) AND
500/600–675/850 hp [355/450–500/630 KW]
(690 V)
381 (15.0) 253 (9.9) 253 (9.9) 431 (17.0) 562 (22.1) N/A
450/500–550/600 hp [315/355-400/450 kW]
(400 V)
371 (14.6) 371 (14.6) 341 (13.4) 431 (17.0) 431 (17.0) 455 (17.9)
3 How to Install VLT AQUA High Power Instruction Manual
3-18
MG.20.P3.22 - VLT
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