3
You should mount the SEL-751A in a sheltered indoor environment (a building or an enclosed cabinet) that does not exceed
the temperature rating of –40°C to +85°C. For mounting consideration, the relay dimensions are shown below.
Retrofitting
Step 1. Remove old relay.
Step 2. Insert retrofitting plate and fasten (several retrofit plates are available—see http://www.selinc.com/sel-751a.htm).
Step 3. Place mounting gasket around relay and insert unit into retrofitting plate.
Step 4. Fasten relay to mounting plate with included screws.
Rack Mounting
New Control Center
Step 1. Place the enclosed Panel Cutout over desired
mounting location and trace.
Step 2. Make smooth cut around cutout.
Step 3. Place mounting gasket around relay and insert unit
into hole. Use SEL-751A appearance bezel if cut is
not as accurate as desired. (Photo in Step 3 displays
optional appearance bezel.)
Step 4. Fasten relay to mounting plate with included
screws.
Step 1
Step 2
Step 3
Step 4
Step 1
Step 2
Step 3
Step 4
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