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ECN16A,ECN160,ECN161,ECN162,ECN18A,ECN180,ECN181,ECN182,ECL12A,ECL12B,ECL12C,ECL12D,ECL13A,ECL13B,ECL13C,ECL13D,ECN36A,
ECN360,ECN361,ECN362,ECN37A,ECN370,ECN371,ECN372,ECN38A,ECN380,ECN381,ECN382,ECN430,ECN431,ECN432,ECN461,ECN462,ECN491,ECN492,EC
N521,ECN522,ECN541,ECN542,ECN561,ECN562,ECN621,ECN622,ECN641,ECN642,ECN69A,ECN690,ECN691,ECN692,ECS91Q,ECS91S,ECS94Q,ECS94S,ECS97
Step
Work Description
Turn OFF and lock out all power supplying this
1
switch before installing base kit.
2
Turn switch to "OFF" position.
Verify there is NO voltage present at the line and
3
load terminals using a properly rated voltage
sensing device.
4
Remove fuses.
Revision : 1
Switch Base Replacement Instructions
3-Pole, 30/60 AMP Fusible Safety Switches
(catalog numbers beginning w/
Tools Required:
Personal Protective Equipment (Gloves and Eye Protection)
Properly rated voltage sensing device.
1/4" Torque Controlled Driver with magnetic socket.
5/16" Torque Controlled Driver with magnetic socket.
Small work table and screw bin.
S,ECS97Q.
All work should be performed in accordance with
NFPA 70E.
Reference Pictures & Comments
1 of 8
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Summary of Contents for Eaton ECN16A
- Page 1 Switch Base Replacement Instructions 3-Pole, 30/60 AMP Fusible Safety Switches (catalog numbers beginning w/ ECN16A,ECN160,ECN161,ECN162,ECN18A,ECN180,ECN181,ECN182,ECL12A,ECL12B,ECL12C,ECL12D,ECL13A,ECL13B,ECL13C,ECL13D,ECN36A, ECN360,ECN361,ECN362,ECN37A,ECN370,ECN371,ECN372,ECN38A,ECN380,ECN381,ECN382,ECN430,ECN431,ECN432,ECN461,ECN462,ECN491,ECN492,EC N521,ECN522,ECN541,ECN542,ECN561,ECN562,ECN621,ECN622,ECN641,ECN642,ECN69A,ECN690,ECN691,ECN692,ECS91Q,ECS91S,ECS94Q,ECS94S,ECS97 S,ECS97Q. All work should be performed in accordance with NFPA 70E. Tools Required: Personal Protective Equipment (Gloves and Eye Protection) Properly rated voltage sensing device.
- Page 2 Step Work Description Reference Pictures & Comments Remove clear line shield using a 1/4" driver. (1 screw) Keep parts for reinstallation on new base. Remove red arc shield using a 1/4" driver. (1 screw) For fusible switches remove middle load side fuse clip connector screw with 1/4"...
- Page 3 Step Work Description Reference Pictures & Comments If equipped with a neutral or control pole, loosen mounting screw with 5/16" driver and slide to the left. Screw is captivated by plastic base and does not need removed. Mark the line side lugs before removing so they can be reinstalled back in their original phase locations.
- Page 4 Step Work Description Reference Pictures & Comments Verify there is no foreign material left in the mechanism shaft coupling. This could cause misalignment and premature failure of the new base. Remove three fuse clips with 5/16" driver and keep for reinstallation. Remove three fuse puller straps with 1/4"...
- Page 5 Step Work Description Reference Pictures & Comments Rotate switch base shaft counter-clockwise to put switch blades in open/OFF position. Place insulator on mechanism. *Insulators used only on 60 amp models. Align base mounting holes and install 3 screws with 5/16" driver. (1 on top, 2 on bottom) Torque to 20 to 25 in-lbs.
- Page 6 Step Work Description Reference Pictures & Comments Remove arc shield mounting screw with 1/4" driver. Remove arc shield. Keep screw and arc shield for reinstallation. Reattach line side lugs using 5/16" driver. Torque to 20-30 in-lbs. If device has a neutral or control pole, reinstall. Note : Two nibs on the side fit into notches on the side of the base.
- Page 7 Step Work Description Reference Pictures & Comments Install line shield. Torque to 20-30 in-lbs. Install fuses. Verify all parts are in place and screws torqued to specification. Hold in mechanism-defeat lever and actuate switch 3-4 times verifying switch blades are opening and closing properly.
- Page 8 Step Work Description Reference Pictures & Comments Prior to energization remove any loose materials or tools from the switch enclosure. Close cover before turning power on ahead of switch. Revision : 1 8 of 8...