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SKE4-N Steam Humidifier
Remote SDU Installation Guide
SKE4-N-Remote SDU Guide-190201

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Summary of Contents for Neptronic SKE4-N

  • Page 1 SKE4-N Steam Humidifier Remote SDU Installation Guide SKE4-N-Remote SDU Guide-190201...
  • Page 2 SKE4-N Steam Humidifier Remote SDU Installation Guide Dimensions and Weight Steam Condensate Electrical Supply Outlet Outlet Bottom View Illustration 1 - Remote SDU Table 1 - Dimensions and Weight Dimensions Steam Outlet (inch) [mm] Weight Model (lb) [kg] Diameter (inch) [mm] SKE4-N02 19 ⅜...
  • Page 3: Remote Installation

    SKE4-N Steam Humidifier Remote SDU Installation Guide Mechanical and Piping Installation Positioning  The SDU must be installed in an environment where the air is relatively clean. This will prevent the blower from getting clogged with dust.  The SDU must be mounted such that the SDU fan section is at least 78” (2 m) above the floor.
  • Page 4 SKE4-N Steam Humidifier Remote SDU Installation Guide Connecting Condensate Hose to Humidifier If connecting a condensate hose to the humidifier using the top knockout hole, remove the plug from the open silicone pipe near the water fill valve. Then, insert a ½” fitting (not supplied) inside of the silicone pipe and connect the end of the ½”...
  • Page 5 SKE4-N Steam Humidifier Remote SDU Installation Guide Wall Mounting the Remote SDU 4" (102mm) Illustration 3 - Remote SDU Mounting Bracket Table 2 - Remote SDU Mounting Bracket Dimensions Dimensions (inch) [mm] Model SKE4-N02 1 ⅛ [29] SKE4-N04 SDU4-1 16 [406] 6 ¾...
  • Page 6 SKE4-N Steam Humidifier Remote SDU Installation Guide Remote SDU Cover Installation (Option) Perform the following steps to install the optional remote SDU cover: 1) Secure the two side covers onto the remote SDU mounting bracket by fastening them with 3x 6-32 (M3.5 x 0.6) nuts (supplied).
  • Page 7: Electrical Installation

    SKE4-N Steam Humidifier Remote SDU Installation Guide Electrical Installation CAUTION: Risk of electric shock. Disconnect the SDU from the electric supply before proceeding with the connection.  The wiring to the SDU must be done by a qualified electrician and must conform to the procedure, regulation and local codes.
  • Page 8: Wiring Diagrams

    SKE4-N Steam Humidifier Remote SDU Installation Guide Wiring Diagrams SDU Fan PD Switch Grey Power supply for SDU Fuse SDU Relay Ground Orange Black Blue Purple Humidifier SDU Terminal Terminal Block Block Wiring by others Illustration 5 - Wiring for SDU4-1 Model at 120V or 240V (1ph)

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