Prepare holes in the marked area in below illustration.
NOTICE:
The gland plate must be fitted to the frequency converter to ensure the specified
protection degree, as well as ensuring proper cooling of the unit. If the gland plate is not
mounted, the frequency converter may trip on Alarm 69, Pwr. Card Temp.
Figure 37: Example of proper installation of the connector plate
2
1
35
202.8
98.6
130.0
62.5
350
Figure 38: Enclosure size E1
Cable entries viewed from the bottom of the frequency converter — 1) Mains side 2) Motor
side
4.1.9 NEMA-3R cover kit
The NEMA 3R cover kit is designed for D1h and D2h enclosure sizes for the following
applications:
• This kit adds a cover to the outside vents of the frequency converter and provides
NEMA 3R compliant protection against weather and hosed water. The kit is used only
with frequency converters that have the enclosure Code C-N3R.
The NEMA 3R kit contains the following parts:
• Top plate (1)
• Gland plate with attached gasket (1)
• NEMA 3R cover (1)
• Adhesive label (1)
• 3–sectioned plastic bag containing:
4 Mechanical Installation
Aquavar
®
Intelligent Pump Controller - 150 HP to 600 HP INSTRUCTION MANUAL
35
Summary of Contents for Aquavar
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