Neptronic SKG3 Series Installation Instructions Manual
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Neptronic SKG3 Series Installation Instructions Manual

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See also: Instruction and Installation Manual
Gas Fired Humidifier
SKG3 Series

INSTALLATION INSTRUCTIONS

Read and save these instructions
WARNING: Risk of fire or explosion may
cause property damage, personal injury or
loss
installation instructions.
FOR YOUR SAFETY: Do not store or use
gasoline or other flammable vapours and
liquids in the vicinity of this appliance.
WHAT TO DO IF YOU SMELL GAS:
WARNING: Risk of injury or property
damage. Installation and service must be
performed by a qualified installer, service
agency, or the gas supplier.
SKG3-INSTAL – Rev.: 080607
of
life.
Please
Do not try to light any appliance.
Do not touch any electrical switch,
and do not use telephone in your
building.
Immediately call your gas supplier
from an off-site telephone.
Follow
the
gas
instructions.
If you cannot reach your gas
supplier, call the fire department.
follow
carefully
supplier's

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  • Page 1: Installation Instructions

    Gas Fired Humidifier SKG3 Series INSTALLATION INSTRUCTIONS WARNING: Risk of fire or explosion may cause property damage, personal injury or loss life. Please follow carefully installation instructions. FOR YOUR SAFETY: Do not store or use gasoline or other flammable vapours and liquids in the vicinity of this appliance.

  • Page 3: Safety

    ACCESS TO LIVE ELECTRICAL PARTS MAY BE GAINED – ALWAYS STORE KEYS CENTRALLY WITH NOMINATED RESPONSIBLE PERSON. Neptronic® systems are designed to be used with mains, reverse osmosis, de WATER mineralized or partially softened water. On no account attempt to introduce any other fluid or chemical into the system without first consulting NEP or its authorized distributor.

  • Page 4: Foreword

    Foreword This installation and operation manual has been developed to facilitate the installation and the operation of the SKG3 series gas fired steam humidifier. The strict application of these instructions will ensure the conformity of the installation and operation to the manufacturer's recommendations.

  • Page 5: Table Of Contents

    SKG3 Steam Humidifier Table of content Safety ..............................1 Foreword .............................. 2 Table of content ........................... 3 Technical Specifications ........................4 Dimensions & Weights ........................5 Handling & Unpacking......................... 6 Installation Overview ........................... 7 Stage 1 – Unit Positioning and Mounting ..................8 Stage 2 –...

  • Page 6: Technical Specifications

    SKG3 Steam Humidifier Technical Specifications Steam outlet LCD Display and control panel Flue connection (either side) Water level sight glass Large lockable and removable doors Electrical supply 316 SS Combustion chamber and Heat exchanger Evaporation chamber lifting system Gas supply Water supply Drain 316 SS Evaporation chamber...

  • Page 7: Dimensions & Weights

    SKG3 Steam Humidifier Dimensions & Weights C = 22'’ (560) 14 ½’’ (370) 10 ½’’ (270) 4 5/8'’ (118) FLUE ELECTRICAL CONTROL POWER SUPPLY 17 ½’’ (440) 9 ½’’ (240) FRONT DOOR 2 ¾’’ (70) GAS SUPPLY WATER SUPPLY DRAIN (Fig.

  • Page 8: Handling & Unpacking

    Caution should be exercised to ensure balanced load before lifting. Lifting of SKG3 Steam Humidifier MUST always be carried out using the appropriate Neptronic Lifting Bracket (sold separately). Lifting sling angle should be greater than 30˚ to the horizontal.

  • Page 9: Installation Overview

    SKG3 Steam Humidifier Installation Overview All installation work must comply with local regulations. All work concerned with the installation of the SKG3 Steam Humidifier MUST only be performed by skilled and qualified technical personnel (e.g. qualified gas installer, fitters, electricians, plumbers or technicians with appropriate training). The customer is responsible for ensuring their suitability.

  • Page 10: Stage 1 - Unit Positioning And Mounting

    SKG3 Steam Humidifier Stage 1 – Unit Positioning and Mounting Safety Any installation work MUST be carried out by suitably qualified personnel. considerations The following considerations should be made before deciding upon the location for the SKG3 Steam Humidifier: • Locate the SKG3 Steam Humidifier in an area clear of combustible materials, gasoline, and other flammable vapours and liquids.
  • Page 11 SKG3 Steam Humidifier Stage 1 – Unit Positioning and Mounting (Fig. 7) dimensions in bracket are in mm Minimum Minimum clearances are : Clearances • Top, 20’’ (51 cm) minimum • Both sides, 24’’ (60 cm) minimum • Front, 30’’ (80 cm) minimum Note: Above minimum clearances are indicated for inspection and servicing access.

  • Page 12: Stage 2 - Steam Distribution Pipes Positioning & Installation

    4 ¼’’ (108mm) up to 528lb/h (240kg/h) • 5 ¼’’ (133mm) up to 560lb/h (255kg/h) All Humidifier below 220lb/h (100kg/h) capacity should use standard Neptronic® SAMB E2 Steam distribution pipes, Multi-Steam can be offered if shorter absorption distances are required.
  • Page 13 SKG3 Steam Humidifier Stage 2 – Steam Distribution Pipes Positioning & Installation The minimum steam manifold length that can be used with the SKG3-110-1 to Selection of SKG3-210-1 is 35’’ (900mm). Any manifold below this dimension will have steam insufficient outlet spigots to allow proper steam distribution. distribution If duct size is below 35’’...
  • Page 14 SKG3 Steam Humidifier Stage 2 – Steam Distribution Pipes Positioning & Installation Steam pipe work to Duct connections (SKG3-110 to 210) Insulated pipe SKG3-110 Min. 2/5 H Air Duct Min. 7° pipe slope Ø3'’ (76) Min. 4'’ (100) Static pressure + 2'’...
  • Page 15 SKG3 Steam Humidifier Stage 2 – Steam Distribution Pipes Positioning & Installation Selection of For all Multi-Steam units use the Neptronic® Humidisoft program to size the Multi-Steam unit. Where two Multi-Steam units are required, duties in excess of 528lb/h (240kg/h) make your selection using the following rules: •...
  • Page 16 SKG3 Steam Humidifier Stage 2 – Steam Distribution Pipes Positioning & Installation Steam pipe work to Duct connections (SKG3-110 to 810) Air duct SKG3-110 to 265 Insulated pipe Min. 7° pipe slop Ø3'’ (76) Multisteam Static pressure + 2'’ (50) ؽ'’...
  • Page 17 SKG3 Steam Humidifier Stage 2 – Steam Distribution Pipes Positioning & Installation Air Duct SKG3-505 to 610 Min. 7° pipe slope Insulated pipe Ø5 ¼'’ (133) Ø3'’ (76) (x3) ؽ'’ (15) Static pressure + 2'’ (50) ؾ'’ (22) (Fig. 20) dimensions in bracket are in mm Three Ø3’’...

  • Page 18: Stage 3 - Gas Supply Connection

    SKG3 Steam Humidifier Stage 3 – Gas Supply Connection CAUTION: Gas piping installation MUST comply with all local codes and regulations, and current ANSI Z223.1, ‘’National Fuel Gas Code’’ or CAN/CSA-B149. Gas pressure to the Humidifier MUST never exceed 26’’ w.c. (6kPa). A manual shut off valve (not supplied) MUST be installed on the Gas supply line to the Humidifier.

  • Page 19: Stage 4 - Water Supply Installation

    Water supply installation should conform to local codes and regulations. Any installation work must be carried out by suitably qualified personnel. Water inlet Neptronic® SKG3 Humidifier is designed to be used with mains, reverse osmosis, Specifications deionised and de-mineralized water.

  • Page 20: Stage 5 - Water Drain Connection

    SKG3 Steam Humidifier Stage 5 – Water Drain Connection Water Drain installation should conform to local codes and regulations. Any installation work must be carried out by suitably qualified personnel. Water Drain Water Drain temperature: 140˚F (+60˚C) Specification Water Drain Outlet Model Connection size 1 ½’’...

  • Page 21: Stage 6 -Combustion Air Installation

    SKG3 Steam Humidifier Stage 6 –Combustion Air Installation CAUTION: Combustion and room ventilation air should conform to local codes and regulations and to section 7.2, 7.3 or 7.4, Air for Combustion and Ventilation of the current ANSI Z223.1 ‘’National Fuel Gas Code’’ or CAN/CSA-B149. CAUTION: Air for combustion MUST not be contaminated by halogens, ammonia, bromides, chlorides, fluorides, iodides or dust.
  • Page 22 SKG3 Steam Humidifier Stage 6 –Combustion Air Installation Natural Ventilation Installation High level opening Outside Wall Low level opening Humidifier’s Air openings (Fig. 25) Ducted Combustion Air Single Humidifier SKG3 - 110 to 210 Ducted SKG3-110 to 210- minimum Ø5'’ (127) round Combustion Air or 5X5'’...
  • Page 23 SKG3 Steam Humidifier Stage 6 –Combustion Air Installation 2 Modules Humidifier SKG3 - 265 to 405 SKG3-265 to 405 - minimum Ø7'’ (178) round or 7X7'’ (180X180) square. Humidifier Inlet Ø5'’ (127) round (Fig. 27) dimensions in bracket are in mm 3 Modules Humidifier SKG3 - 505 to 610...

  • Page 24: Stage 7 -Flue Gas Venting Connection

    Flexmaster Z-Flex Model SVE Series III rigid venting system, Magnaflex PV Model insulated flexible vent venting system. Flue Gas Venting Neptronic® SKG3 Steam Humidifier is a fan assisted non condensing positive pressure flue gases appliance. Specification Maximum flue gases temperature: Ambient 390˚F ( 217˚C).
  • Page 25 SKG3 Steam Humidifier Stage 7 –Flue Gas Venting Connection When Flue gas terminal is located at outside air. Minimum spacing Minimum spacing Building or other element (in) [mm] Below adjacent opening (window, air vent or any 12 [300] other ventilation opening) 3 [75] Below a gutter, drain or soil pipe 8 [200]...

  • Page 26: Stage 8 -Electrical Supply And Installation

    SKG3 Steam Humidifier Stage 8 –Electrical Supply and Installation Electrical Power The SKG3 Steam Humidifier requires a 120, 208 or 240V single phase supply. Supply Model Voltage (V) Current (A) 120 – 1ph SKG3 208 – 1ph 110, 155, 180, 210 240 –...

  • Page 27: Stage 9 -Electrical Control Connections

    SKG3 Steam Humidifier Stage 9 –Electrical Control Connections Electrical Control Neptronic® SKG3 Steam Humidifier has a modulating control system and requires Connections an analogue control signal. All controls connections has been grouped on a specific Interface P.C.B. RS-232 Connection RS-485 Connection...
  • Page 28 VAV System Neptronic® SKG3 modulating Steam Humidifier can be installed in conjunction with a VAV system, in this case Neptronic® HDM Duct humidity controller will act as a Hi level Duct Humidity sensor. Humidity will be controlled by Neptronic® HRM Room humidity controller.
  • Page 29 SKG3 Steam Humidifier Stage 9 –Electrical Control Connections Dry Contacts Two series of volt free contacts are provided : • Alarm contacts: One normally connected to common and one normally open contacts • Operation (fan) contacts: One normally connected to common and one normally open contacts These contacts should be used to switch a low voltage control, up to 24Vac or Vdc, with a switching current of no more than 3 A.

  • Page 30: Stage 9 -Bacnet ® Interface Set-Up

    SKG3 Steam Humidifier Stage 9 –BACnet interface set-up ® Important note ® This page describes the BACnet interface set up. ® ‘ ’BACnet interface’’ option is available only upon request. Dip switch Pull Up enable adjustment for RS-232 120 Ohm terminaison (last node) enable RS-485 ANLG OUT RS-485 Connection...

  • Page 31: Initial Verification

    SKG3 Steam Humidifier Initial verification 1. Ensure that cabinet of the humidifier is installed in a location where the Clearance humidifier can be serviced correctly. 2. Check that the power supply (voltage) conforms to the appliance name plate on the humidifier side. Electrical 3.
  • Page 32 SKG3 Steam Humidifier Start-Up Proceed to the start-up of the Humidifier, as follow: Open the front access door of the humidifier cabinet; make sure that manual drain valve is closed. Start up the humidifier by pushing (ON/OFF) button located on the humidifier control panel.

  • Page 33: Commissioning - Operation Description

    SKG3 Steam Humidifier Commissioning – Operation description Control Panel Control panel of Neptronic® SKG3 Steam humidifier is equipped with a user friendly LCD display and extensive access to status, alarms, and set-up menus. Description Blue Power ON LED Red ALARM LED...

  • Page 34: Operation Display

    SKG3 Steam Humidifier Operation display During normal operation the following display will indicate main information about the Operation scrolling system: messages on display DEMAND: 100% OUTPUT: 100% ROOM HUMIDITY 30%RH Scrolled message Description Current room set point in % RH. ROOM SETPOINT Current room humidity reading in % RH.

  • Page 35: Status Menu

    SKG3 Steam Humidifier Status Menu Display Description STATUS Room relative Humidity: Room Rel. Humidity Display the Room Relative Humidity if a room humidistat is connected to the 64%RH humidifier. STATUS System demand: System Demand Display the humidity demand from the system. 64,3% 100% represent a full demand.

  • Page 36: Control Set Up Menu

    SKG3 Steam Humidifier Control Set Up Menu Display Description Values External Control Mode: CONTROL SETUP Selection of Control mode. Internal Control Mode Com Port If External is selected, the control demand will be received INTERNAL by the analog input; if Com Port is selected, the control demand will be received by the communication port (Bacnet option).
  • Page 37 SKG3 Steam Humidifier Control Set Up Menu Voltage or Amp. CONTROL SETUP Hi Limit Set Point: Hi Limit SetPoint Selection of Hi Limit Set point settings. From 0 to 10 V Volt/mA: Voltage or 2 to 10 V Vin Min.: 2.00V Allows you to select voltage or current signal and range of Vin Max.: 10.00V Or 4 to 20 mA...

  • Page 38: System Set Up Menu

    SKG3 Steam Humidifier System Set Up Menu Display Description Values SYSTEM SETUP From 400 to 1500 Hrs Service Timer: Service Timer Selection of delay between Service alarms. Increment: 100 Hrs 1000 Hrs Value is indicated in Hours. Default:1000 Hrs SYSTEM SETUP From 1 to 24 Hrs Auto drain Delay: Auto Drain Delay...
  • Page 39 SKG3 Steam Humidifier System Set Up Menu Display Description Values SYSTEM SETUP From 140 to 180 Liquid Crystal Display Contrast: Lcd Contrast Selection of LCD Display Contrast. Increment: 1 Value is indicated in relative number. Default: 160 SYSTEM SETUP Language Selection: English or Français Language Selection Selection of Language displayed by interactive menus.

  • Page 40: Alarms Menu

    SKG3 Steam Humidifier Alarms Menu Display Description Operation Period: ALARMS Display the running hours, identical to Display # 107. In this display you can reset this Operation Period counter, typically after being serviced the humidifier. H1: 1000Hr H2: 800Hr To reset the running hours press on button to select which module you wish to H3: 550Hr H4: 550Hr...

  • Page 41: List Of Alarms

    SKG3 Steam Humidifier List of Alarms No alarm should be reset prior to identify and rectify the root cause of the fault. Please refer to the trouble shooting guide for help to identify and resolve potential problems. When an alarm is indicated by the LCD display, the Red LED Alarm will flash. Normal operation of the humidifier is altered.

  • Page 42: Diagnostics Menu

    SKG3 Steam Humidifier Diagnostics Menu Display Description Input Voltage: Display the analog inputs: DIAGNOSTICS Input #1: Control set point input voltage Input Voltage Input #2: Room humidity input voltage Input #1: 7.15V Input #2: 7.13V Input #3: Duct humidity input voltage. Input #3: 7.14V Value indicated is in Volt.

  • Page 43: Com Port Set Up Menu

    SKG3 Steam Humidifier Com port set up Menu Display Description Values COM PORT SET UP Com Port Speed: Com Port Speed N/A Baud Default: N/A N/A Baud Non Applicable, communication speed unit is not a variable. The communication speed is expressed in Baud. MS/TP MAC Address Selection of MS/TP MAC address COM PORT SET UP...

  • Page 44: Personal Notes

    SKG3 Steam Humidifier Personal notes...
  • Page 45 SKG3 Steam Humidifier Personal notes...

  • Page 46: Exploded View

    SKG3 Steam Humidifier Exploded view (Fig. 43)

  • Page 47: Parts List

    SKG3 Steam Humidifier Parts List Item Description Model Part number EVAPORATION CHAMBER See Combustion components details table TANK All models SWG3208 PCB-BOX All models SPG 1002-6 CABINET All models SWG 1002 TWO SOLENOIDE VALVE All models SPG 4104 HEAT-SHIELD All models SPG 1002-12 LIFT MECANISM All models...
  • Page 48 SKG3 Steam Humidifier Combustion components details table Part number by Module type Item Description Module SKG 100 Module SKG 150 Module SKG 180 Module SKG 200 EVAPORATION SW GTANKCOVER175 SW GTANKCOVER175 SW GTANKCOVER175 SW GTANKCOVER200 CHAMBER COMBUSTION SPG 2013 SPG 2013 SPG 2013 SPG 2013 BLOWER...

  • Page 49: General Conditions Of Sales & Warranty

    SKG3 Steam Humidifier General conditions of sales & warranty General 10. Return of good • • Unless otherwise arranged, in writing, the acceptance Goods received by the purchaser cannot be returned of the Order Confirmation by the purchaser includes unless a completed "R.M.A. Form" (Return Material acceptance of the "General Conditions of Sale and Authorization Form) has been issued by NEP's Customer Warranty"...
  • Page 50 Business hours: from Monday to Friday, 8:00am to 5:00pm (Eastern Time) US Office: NEP Inc. 1300 E. Hillsboro Blvd., suite 200, Deerfield Beach, Florida 33441 Tel.: (1) 954 421-6216 Fax: (1) 954 421-8785 Toll free: 1 800 883-7943 www.neptronic.com ©2008...

This manual is also suitable for:

Skg3-110-1 nSkg3-110-1 pSkg3-155-1 nSkg3-155-1 pSkg3-180-1 nSkg3-180-1 p ... Show all

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