VOLTMAX Design Specificatins Revisin 0 May 2017 The VOLTMAX line f electric bilers was develped t efficiently supply hydrnic heating systems in cmmercial, institutinal and industrial applicatins. The biler is available in tw cnfiguratins, the STG series r the SCR series, which can meet any vltage demand fr bth single-phase and three-phase currents. Its easy-t-use electrnic cntrller prvides precise temperature and pwer cntrl t minimize energy csts and t ptimize the biler s perfrmance. VOLTMAX s cmpact design is great fr small spaces and requires minimal clearance arund the unit. I - POWER AND VOLTAGE A 60HZ SINGLE PHASE The biler will be 100% efficient at the fllwing pwers and vltages: VOLTAGE POWER (KW) 208 VAC 240 VAC 22.5 NA 27 NA 30 36 40 NA 41 NA 45 NA 48 NA 49.5 NA 54 NA 55 NA 60 NA 66 NA 72 NA NA: Nt Available 500, 9th avenue, Richmnd (Quebec) J0B 2H0
B 60HZ THREE-PHASE Revisin 0 May 2017 The biler will be 100% efficient at the fllwing pwers and vltages: VOLTAGE POWER (KW) 208 VAC 240 VAC 480 VAC 600 VAC 22.5 NA NA NA 27 NA NA NA 30 NA 34 NA NA NA 36 NA 40.5 NA NA NA 45 54 56 NA NA NA 60 NA 67.5 NA NA NA 72 NA 74 NA NA NA NA 75 NA 81 NA NA NA NA 90 NA NA 99 NA NA 108 NA NA 120 NA NA 132 NA NA 144 NA NA 150 NA NA 165 NA NA 180 NA NA NA: Nt Available II CONFIGURATION AN DESCRIPTION The STG series mdulates by stages accrding t the unit s pwer while the SCR series allws fr prprtinal pwer mdulatin frm 0 t 100% using a slid-state SCR relay, with ther additinal features. VOLTMAX STG VOLTMAX SCR A - VOLTMAX STG AND SCR SERIES 1. CONTROLLER The biler will be perated by a Schneider Electric cntrller with the fllwing features: A 3-inch LCD screen The cntrller is accurate, easily-cnfigured and has a rear-lit display The cntrller s hme screen displays the unit s perating status and the fllwing infrmatin at a glance: Heat demand Set pint temperature 500, 9th avenue, Richmnd (Quebec) J0B 2H0
Revisin 0 May 2017 Outlet temperature Outdr temperature when the sensr is cnnected Biler pwer in real time Number f stages and percentage f the capacity being used Operating pressure Operating mde: electric, auxiliary r dual-energy Bst mde in peratin Warm Weather Shut Dwn : The biler shuts dwn when the utdr temperature is high Visual and audible alarm with alarm cde Operating status indicatr lights: green, amber r red Unit ( C/ F) and language (English/French) selectr 2. TEMPERATURE ADJUSTMENT Adjustable set pint temperature range frm 50 F t 200 F (10 C t 93 C) There are different ways t cntrl the set pint temperature: 1. Fixed set pint temperature 2. Water temperature mdulatin via the utdr temperature sensr 3. Remte water temperature cntrl using an external BACnet IP r MSTP cntrller 4. Variable water temperature based n a building ccupancy schedule The cntrller can be used t set a secnd, higher set pint temperature, which allws yu t use an indirect water heater with r withut dmestic ht water pririty. Bst mde t autmatically increase the temperature when demand persists Exterir temperature sensr included Warm Weather Shut Dwn : The biler shuts dwn when the utdr temperature is high 3. POWER ADJUSTMENT The maximum pwer can be cntrlled as fllws: 1. The cntrller has n cnstraints r limitatins 2. The maximum pwer is cntrlled manually 3. Maximum pwer mdulated based n the sensr s utdr temperature 4. Remte pwer cntrl (using an external BACnet IP r MSTP cntrller) 5. Variable maximum pwer based n a pre-set schedule 4. CONNECTIVITY Ethernet and BACnet netwrk cmmunicatin prts enable remte cmmunicatin BACnet IP r MSTP series netwrk cmmunicatin Ability t view the perating status and t remtely mdify the settings n a webpage Operating anmalies infrmatin and histry Can be cnfigured t send alarms by email 500, 9th avenue, Richmnd (Quebec) J0B 2H0
5. ELECTRIC CIRCUIT Revisin 0 May 2017 SINGLE PHASE, 60HZ The electrical cnnectin must be 2-wire cable with a grund. The heating elements will be square flange immersin type. They will be lw-density equipped with hightemperature nickel-irn-chrme incly ally. The biler will be equipped with tw limit cntrls, the first will be adjustable with an autmatic reset and the secnd will be at a fixed temperature with a manual reset. Cntrl circuit ON/OFF switch Electrical cntrl circuits will be equipped with circuit breakers t prtect lw-vltage circuits. Electrical pwer circuits will be prtected by circuit breakers. THREE-PHASE, 60HZ The electrical cnnectin must be 3-wire cable with grund. The heating elements will be square flange immersin type. They will be lw density equipped with hightemperature nickel-irn-chrme incly ally. The biler will be equipped with tw limit cntrls, the first will be adjustable with an autmatic reset and the secnd will be at a fixed temperature with a manual reset. Cntrl circuit ON/OFF switch Electrical cntrl circuits will be equipped with fuses t prtect the lw-vltage circuits. Electrical circuits will be equipped with fuses t prtect the high-vltage circuits n 120A mdels r higher. A lw water level cntrl with an autmatic reset will shut dwn the biler when the water level is lw and includes a test buttn and light indicatrs, available n mdels with 117 KW pwer r greater. B - VOLTMAX STG ONLY 1. ELECTRIC CIRCUIT Mdulatin by stage based n demand, but while accurately cntrlling the temperature with a PID cntrller. In additin, it rtates thrugh the stages t ensure cmpnents wear equally. C - VOLTMAX SCR ONLY 1. CONTROLLER Return temperature display Biler flw-rate display Display f amperage measured at the biler (three-phase mdels nly) Pwer cnsumptin estimate display (three-phase mdels nly) 2. TEMPERATURE ADJUSTMENT External 0-10Vdc temperature cntrl 3. POWER ADJUSTMENT External 0-10Vdc pwer cntrl Auxiliary energy surce used as a backup r master 500, 9th avenue, Richmnd (Quebec) J0B 2H0
Revisin 0 May 2017 4. ELECTRIC CIRCUIT The unit s pwer can be mdulated thrugh a slid-state SCR relay frm 0 t 100% based n the demand. In additin, it rtates thrugh the stages t ensure cmpnents wear equally. A cntact t activate an auxiliary biler as a backup r in dual-energy mde Return temperature sensr Amperage measurement (three-phase mdels nly) t detect anmalies and estimate pwer cnsumptin An external cntact lwers the heat demand when the building is unccupied III - IDENTIFICATION VOLTMAX STG (KW)-(VOLTAGE)- (X) PH VOLTMAX SCR (KW)-(VOLTAGE)- (X) PH Example: VOLTMAX STG 60-240-1 PH VOLTMAX SCR 120-600-3 PH IV HEATING ELEMENT A-POWER 90 KW OR LESS The tank will be made f steel accrding t CSA B-51-14 standards and will bear a Canadian Registratin Number (CRN) as well as an H seal certifying that the cnstructin cnfrms t the standards f Sectin IV f the ASME Biler and Pressure Vessel cde. The tank will have a maximum perating pressure f 30 psi (207 kpa) and will hld 11 US gallns (42 litres) f water. It will underg an ASME-cmpliant 60 psi (414 kpa) hydrstatic. See the Optins sectin fr a maximum perating pressure f 70 psi (483 kpa) r 125psi (862 kpa). The biler will be installed directly n the grund and equipped with fur (4) 1 ½ NPT M cnnectins lcated n the sides f the tank t enable a multi-psitin installatin and facilitate cnnectin. There are 5 penings t install the square flange elements. The tank will be equipped with a ¾ ball drain valve and will be shipped frm the factry equipped with an ASME cmpliant safety valve with a 30psi (207 kpa) trigger pint. B-POWER GREATER THAN 90 KW The tank will be made f steel accrding t CSA B-51-14 standards and will bear a Canadian Registratin Number (CRN) as well as an H seal certifying that the tank s cnstructin cnfrms t the standards f Sectin IV f the ASME Biler and Pressure Vessel cde. The tank will have a maximum perating pressure f 60 psi (414k Pa) and will hld 30 US gallns (114 litres) f water. It will underg an ASME-cmpliant 90 psi (621 kpa) hydrstatic test. See the Optins sectin fr a maximum perating pressure f 125 psi (862 kpa). The biler will be installed directly n the grund and equipped with fur (4) 2 ½ NPT M cnnectins, lcated n the sides f the tank t enable a multi-psitin installatin and facilitate cnnectin. There are 10 penings t install the square flange elements. The tank will be equipped with a ¾ ball drain valve and will be shipped frm the plant equipped with an ASME cmpliant safety valve with a 60psi (207 kpa) trigger pint. V - CABINET The steel cabinet s uter wall is cated with a layer f baked enamel. The husing is designed t reduce space while facilitating access t the cmpnents. The lwer frnt dr prvides access t the pwer cmpnents. The upper frnt 500, 9th avenue, Richmnd (Quebec) J0B 2H0
Revisin 0 May 2017 cmpartment prvides access t the lw-vltage cntrl cmpnents and the tp cver prvides access t the electric cmpnents. There is a 3 /75 mm thick fibreglass insulating sheath. VI AVAILABLE OPTIONS Add fuses t prtect the high-vltage circuits (three-phase mdels with an amperage f less than 120 A) VOLTMAX FUSE Add a pwer switch (three-phase mdels nly) VOLTMAX - SWITCH Add built-in switch fuses (three-phase mdels nly) VOLTMAX SWITCH&FUSE A self-resetting lw water level cntrl will shut dwn the biler in case f lw water, including a test buttn and light indicatrs (standard n 117 kw r higher mdels). VOLTMAX LEVEL Maximum perating pressure f 70psi, a 70psi safety valve (90 kw pwer r less, nly) VOLTMAX 70 PSI The tank will be made f steel accrding t CSA B-51-14 standards and will bear a Canadian Registratin Number (CRN) and an H seal certifying that the tank s cnstructin cnfrms t the standards f Sectin IV f the ASME Biler and Pressure Vessel cde. The tank will have a maximum perating pressure f 70psi (483kPa) and will hld 11 US gallns (42 liters) f water. It will underg a 91 psi (627 kpa) ASME-cmpliant hydrstatic test. The biler will be installed directly n the grund and will be equipped with fur (4) 1 ½ NPT M cnnectins lcated n the sides f the tank t enable a multi-psitin installatin and facilitate cnnectin. There are 5 penings t install the square flange elements. The tank will be equipped with a ¾ ball drain valve and will be shipped frm the factry als equipped with an ASME-cmpliant safety valve with a 70 psi (414 kpa) trigger pint. Maximum perating pressure f 125 psi, a 125 psi safety valve VOLTMAX 125 PSI The tank will be made f steel accrding t CSA B-51-14 standards and will bear a Canadian Registratin Number (CRN) and an H seal certifying that the tank s cnstructin cnfrms t the standards f Sectin IV f the ASME Biler and Pressure Vessel cde. The tank will have a maximum perating pressure f 125 psi (862 kpa) and will hld 30 US gallns (114 litres) f water. It will underg a 163 psi (1124 kpa) ASME-cmpliant hydrstatic test. The biler will be installed directly n the grund and will be equipped with fur (4) 2 ½ NPT M cnnectins lcated n the sides f the tank t enable a multi-psitin installatin and facilitate cnnectin. There are 10 penings t install the square flange elements. The tank will be equipped with a ¾ ball drain valve and will be shipped frm the factry als equipped with an ASME-cmpliant safety valve with a 125 psi (862 kpa) trigger pint. Nte that the verall dimensins f the biler at a pressure f 125 psi (862 kpa) are the same as the dimensins f the biler at a pressure f 60psi (414 kpa). 500, 9th avenue, Richmnd (Quebec) J0B 2H0
VII - WARRANTY Revisin 0 May 2017 The biler s heating element is cvered by a 10-year limited warranty fr clsed-circuit heating applicatins. Parts and accessries have a 2-year warranty. The biler must be tested, certified and bear the CSA Canada and US lgs accrding t CSA C22.2 N. 165-92 and UL834 standards. VIII START UP T facilitate start-up, a pre-adjustment frm is available in the event yu wuld like t change the VOLTMAX unit s default perating settings t values that crrespnd t yur prject s needs. Just indicate the values yu need fr yur applicatin and Therm 2000 will prgram the cntrller in the factry. Therm 2000 Inc. reserves the right t mdify, at any time withut ntice, the clurs, cmpnents, materials, design specificatins, r mdels that are described in this dcument. 500, 9th avenue, Richmnd (Quebec) J0B 2H0
SHOP DRAWING «VOLTMAX-90kw and less» ELECTRIC BOILER THERMO 2000 inc. 709mm 27 29/32" 668mm 26 9/32" 591mm 23 9/32" **** G B 469mm 18 15/32" 406mm 16" L E H 3 C 1 1 J 1148mm 45 3/16" ** D I 1324mm 52 1/8" A M K * 5 4 *** F 183mm 7 3/16" 202mm 7 15/16" 186mm 7 11/32" 2 2 * Return sensr available with the " SCR SERIES " cnfiguratin. ** Optinal discnnect switch available n " THREE-PHASE" mdels. *** Slid state SCR relay available with the " SCR SERIES " cnfiguratin. **** Lw water cut-ff is ptinal. BOILER CONNECTIONS 1 Biler utlet 1 1/2" NPT M 2 Biler inlet 1 1/2" NPT M 3 Pressure relief valve 3/4" NPT F 4 Drain Valve 3/4" NPT F 5* Access t the return sensr 1/2" NPT F COMPONENTS IDENTIFICATION A Electrical main supply B Biler cntrller C "On/Off" switch D** Discnnect switch & rtary handle E Fuses fr cntrls F*** Slid state SCR relay G**** Lw water cut-ff, test buttn and indicatr lights H Electrical cntrl access dr I Dr handle fr electric access with lck J Electrical cntrl wires access hles K Access dr pwer circuit L Access cver t Heating elements M Heating elements MIN. CLEARANCES FOR INSTALLATION & MAINTENANCE Left & Right sides Rear Frnt Bttm Tp Weight Water vlume Max. perating pressure GENERAL INFORMATIONS 3"/ 76mm 3"/ 76mm 24" / 610mm 0" / 0mm 32" / 813mm 310lbs / 141kg 11 us gal./ 41.6 liters STANDARD: 30psi OPTION: 70 PSI 125PSI (See 99-180KW Shp Drawing) P.1
SHOP DRAWING «VOLTMAX-90kw and less» ELECTRIC BOILER THERMO 2000inc. P.2
SHOP DRAWING «VOLTMAX-90kw and less» ELECTRIC BOILER THERMO 2000inc. P.3
SHOP DRAWING «VOLTMAX- 99 t180kw» ELECTRIC BOILER THERMO 2000 inc. 846mm 33 5/16" 806mm 31 23/32" 725mm 28 17/32" **** G B 656mm 25 13/16" 540mm 21 1/4" L E H 3 C 1 1 J 1143mm 45" * 5 4 M ** D I K *** F 1327mm 52 1/4" A 2 2 200mm 7 7/8" 268mm 10 9/16" 186mm 7 11/32" * Return sensr available with the " SCR Series " cnfiguratin. ** Optinal discnnect switch available n " THREE-PHASE" mdels. *** Slid state SCR relay available with the " SCR Series " cnfiguratin. **** Lw water cut-ff is ptinal fr mdels less than 120kw. BOILER CONNECTIONS 1 Biler utlet 2 1/2" NPT M 2 Biler inlet 2 1/2" NPT M 3 Pressure relief valve 3/4" NPT F 4 Drain Valve 3/4" NPT F 5* Access t the return sensr 1/2" NPT F COMPONENTS IDENTIFICATION A Electrical main supply B Biler cntrller C "On/Off" switch D** Discnnect switch & rtary handle E Fuses fr cntrls F*** Slid state SCR relay G**** Lw water cut-ff, test buttn and indicatr lights H Electrical cntrl access dr I Dr handle fr electric access with lck J Electrical cntrl wires access hles K Access dr pwer circuit L Access cver t Heating elements M Heating elements MIN. CLEARANCES FOR INSTALLATION & MAINTENANCE Left & Right sides Rear Frnt Bttm Tp Weight Water vlume Max. perating pressure GENERAL INFORMATIONS 3"/ 76mm 3"/ 76mm 24" / 610mm 0" / 0mm 32" / 813mm 550lbs / 250kg 30 usgal./ 113.5 liters STANDARD: 60psi OPTION: 125 PSI P.1
SHOP DRAWING «VOLTMAX- 99 t180kw» ELECTRIC BOILER THERMO 2000inc. P.2