Electric Connection Check Points - VWR VWH07CESA Installation And Operation Manual

careful not to trap air bubbles. Immediately wipe off any
spilled sealing compound.
Figure 5. Adding sealing compound
• Screw conduit domed-cover back onto conduit opening.
Note: Initial setup of sealing compound will occur in
approximately 30 minutes. However, the sealing compound
requires a minimum of 8 hours above 32ºF (0ºC) to develop
sufficient strength to withstand explosions.
Note: Wires must be kept separated as shown in the figure
before addition of the sealing compound.
Electric Connection Check
Points
• Have proper connections been made at the junction
box?
• Is the junction box lid fastened tightly to the junction box?
• Are all wire connections secure?
• Are the service conductor sizes adequate to carry rated
load?
• Is the unit properly grounded?
• Is the unit connected to a properly fused branch circuit?
12 | Installation Explosion-Proof and Flammable Materials Storage Laboratory Refrigerators and Freezers