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NA10334

Z-one

™ 

Relay Multi-Zone Pump Control

 

ZSR10X series

www.caleffi.com

© Copyright 2014 Caleffi

Function

The ZSR series is multi-zone pump and boiler operating 

control for multiple zone hydronic heating or cooling 

systems. The ZSR series interfaces with low voltage 

thermostats, or any other low voltage controllers having 

a switching action. The ZSR series controls up to 

3, 4, 5 or 6 heating circulator pumps (depending 

on model selected) a primary pump and has LED 

indicators to provide functional status and easy system 

troubleshooting. In addition, a primary pump system 

circulator is switched on whenever any zone calls for 

heat.

• 

Compatible with low voltage 2, 3, or 4 wire thermostats

• 

R, W, C and TT Comm dual labeling at thermostat terminals

• 

Z-oneLink unlimited zone expansion

• 

120 VAC pump outputs

• 

Selectable Priority with 1 hour time-out feature

• 

Selectable Post Purge and excercise

• 

Dry contacts for DHW (ZR/ZC), capable of switching line voltage

• 

High capacity transformer 

• 

Large terminal connections 

• 

Simplified wiring with extra ground terminals

• 

Heavy duty sealed relays

• 

Fuse protected (with spare fuse)

• 

Front LED Lights

• 

100% Factory tested with 3 year warranty

• 

ETL Approved

Technical  specifications

Materials

Housing plastic:                                             

                                     ABS

Front display lights:                                                               LED
Electrical knockouts:                                              (12) 1/2" size

Performance

Power supply: 

120 VAC, 50/60 Hz 

Transformer voltage: 

24 VAC

Maximum transformer load: 

12 VA (ZSR103/4), 20 VA (ZSR106)

Electrical switch rating: 

20A max combined

Electrical switch rating pump output: 

120 VAC, 5A each

Dry contact rating, ZR/ZC, DHW, XX: 

120 VAC max, 2A each

Replaceable fuses: 

Type 2AG, 5A slow blow

Temperature limits for: 
     Shipping and storage max:                                

 

 

 110°F (43°C)

Maximum Operating:  

          110°F (43°C)

Maximum Humidity: 

                     90% non-condensing

Approvals:  

   

      Certified to CSA C22-2 No.24

        Conforms to UL Standard 873

Product Range
Code ZSR103 

Z-one

 Relay switching relays...............................................................three zone

Code ZSR104 

Z-one

 Relay switching relays.................................................................four zone

Code ZSR106 

Z-one

 Relay switching relays...................................................................six zone

Содержание Z-one ZSR10 Series

Страница 1: ...ercise Dry contacts for DHW ZR ZC capable of switching line voltage High capacity transformer Large terminal connections Simplified wiring with extra ground terminals Heavy duty sealed relays Fuse pro...

Страница 2: ...nnections are in accordance with the electrical wiring diagram and in accordance with national and local electrical codes WARNING Avoid electrical noise interference Do not install near large conducto...

Страница 3: ...ON the primary pump will continue to operate during priority Exercise OFF Exercise ON When exercise mode is ON each circulator is switched on for 30 seconds following 72 hours of inactivity Post Purge...

Страница 4: ...duct with functional one Mounting Mount the Caleffi Z one switching relay box to a suitable surface Slotted holes are provided for mounting purposes Do not mount to a surface that exceeds 115 F 45 C T...

Страница 5: ...r removal Hold either the left or the right end of the box up and at an angle Use body for stabilizing relay box Insert screwdriver and push tabs inward cover should release from base Roll cover off b...

Страница 6: ...N L PUMP 5 N L PUMP 6 N THM 5 C R W T T COM THM 6 C R W T T COM PWR ZONE1 ZONE2 ZONE3 ZONE4 ZONE5 ZONE6 DipSwitches Master Slave Priority OFF Priority ON Primary OFF Primary ON Exercise OFF Exercise O...

Страница 7: ...5 C R W T T COM THM 6 C R W T T COM PWR ZONE1 ZONE2 ZONE3 ZONE4 ZONE5 ZONE6 DipSwitches Master Slave Priority OFF Priority ON Primary OFF Primary ON Exercise OFF Exercise ON Post Purge OFF Post Purge...

Страница 8: ...6 Zone Z6P THM 2 C R W T T COM COMMS D P DHW ZR ZC X X THM 3 C R W T T COM THM 1 C R W T T COM L PUMP 2 N PRIMARY PUMP L PRIORITY PUMP 1 N L POWER IN N GROUNDS L PUMP 3 N TRANSFORMER 12 20VA L N THM...

Страница 9: ...along with a primary pump can be operated Zone priority is selectable with 1 hour time out feature Other features include pump exercising selectable post purge and 3 pump ground terminals for simpli...

Страница 10: ...20 ZVR103 ZVR104 ZVR106 multi zone valve control Product overview 22 Circuit board 23 Cover removal Transformer Installation 24 Product details 25 C1 Mod Con boiler hydro separator zone valves 26 C2 M...

Страница 11: ...UMP 5 N L PUMP 6 N THM 5 C R W T T COM THM 6 C R W T T COM PWR ZONE1 ZONE2 ZONE3 ZONE4 ZONE5 ZONE6 DipSwitches Master Slave Priority OFF Priority ON Primary OFF Primary ON Exercise OFF Exercise ON Pos...

Страница 12: ...0 VAC pump with boiler enable or two devices without boiler enable 5 A capacity each relay 10 A total Rear knock outs for mounting onto 4 x4 junction box High capacity 6VA transformer Simpli ed wiring...

Страница 13: ...p connection Dual labeled T stat terminals Compatible with 2 3 and 4 wire T stats Replaceable fuses 6 VA Transformer Keyhole mounting which fits a 4X4 junction box Pre installed jumper Rear knockout f...

Страница 14: ...om power zone transformer N L L RELAY 1 C N O N C C N O N C RELAY 2 Calef single zone relay L N A1 Single thermostat Hydronic diagram is for illustration purposes only some components have been remove...

Страница 15: ...ied and opens RW TT The relay contacts return to their normal position common to normally closed The zone LED turns off Description of terminals Ground N Neutral Common leg of 120 VAC L Line live leg...

Страница 16: ...N C C N O N C RELAY 2 Calef single zone relay 4 wire zone valve 4 wire zone valve 4 wire zone valve R W 24 VAC T T R W R W End switch wires L N A2 Multiple thermostats Hydronic diagram is for illustr...

Страница 17: ...LED illuminates When the last of the T stats is satisfied the corresponding zone valves closes which opens the end switch contacts The relay contacts return to their normal position turning off power...

Страница 18: ...V R W C T T com power zone transformer N L L RELAY 1 C N O N C C N O N C RELAY 2 Calef single zone relay T T L N A3 Single master thermostat panel radiators with TRVs variable speed pump Hydronic diag...

Страница 19: ...side air reset curve As long as the master thermostat is calling the boiler will maintain the buffer tank to the target temperature The thermostatic radiator valves modulate the flow through the panel...

Страница 20: ...ure Selectable post purge and exercise Dry contacts for DHW ZR ZC capable of switching line voltage High capacity transformer Large terminal connections Simplified wiring with extra ground terminals H...

Страница 21: ...ions to expansion board Power ON LED Dual labeled T stat terminals Compatible with 2 3 and 4 wire T stats DHW ZR ZC closes only during priority call Rated for 120 VAC 2 amps Selectable DIP switches XX...

Страница 22: ...release from base Roll cover off base Mounting Do not mount to a surface that exceeds 115 F 45 C The unit must be only located in dry interior locations Use only copper conductor supply wire suitable...

Страница 23: ...M T STAT 6 C R W T T COM PWR ZONE1 ZONE2 ZONE3 ZONE4 ZONE5 ZONE6 DipSwitches Master Slave Priority OFF Priority ON Primary OFF Primary ON Exercise OFF Exercise ON Post Purge OFF Post Purge ON ZSR106 Z...

Страница 24: ...P 6 N T STAT 5 C R W T T COM T STAT 6 C R W T T COM PWR ZONE1 ZONE2 ZONE3 ZONE4 ZONE5 ZONE6 DipSwitches Master Slave Priority OFF Priority ON Primary OFF Primary ON Exercise OFF Exercise ON Post Purge...

Страница 25: ...ing priority Typically connected to TT on boiler control DHW ZR ZC Dry contacts rated up to 120 VAC 2 Amps Closes only when priority is enabled and calling Typically used to close ZR ZC 120 VAC or DHW...

Страница 26: ...R W T T COM PWR ZONE1 ZONE2 ZONE3 ZONE4 ZONE5 ZONE6 DipSwitches Master Slave Priority OFF Priority ON Primary OFF Primary ON Exercise OFF Exercise ON Post Purge OFF Post Purge ON DHW aquastat T T ZR...

Страница 27: ...ll of the zone pumps DHW Time Out Freeze Prevention Feature After one hour of a priority demand the control will open the DHW contacts and turn off power to the DHW pump If a heating demand is present...

Страница 28: ...N T STAT 5 C R W T T COM T STAT 6 C R W T T COM PWR ZONE1 ZONE2 ZONE3 ZONE4 ZONE5 ZONE6 DipSwitches Master Slave Priority OFF Priority ON Primary OFF Primary ON Exercise OFF Exercise ON Post Purge OFF...

Страница 29: ...C 2 Amps Closes when any zone calls including priority Typically connected to TT on boiler control DHW ZR ZC Dry contacts rated up to 120 VAC 2 Amps Closes only when priority is enabled and calling Ty...

Страница 30: ...contacts for DHW ZR ZC capable of switching line voltage Large terminal connections High capacity 40 VA transformer standard for 3 and 4 zone models expandable to 80 VA and 80 VA for the 6 zone model...

Страница 31: ...wire communications to expansion board Power ON LED Dual labeled T stat terminals Compatible with 2 3 and 4 wire T stats DHW ZR ZC closes only during priority call Rated for 120 VAC 2 amps Master Sla...

Страница 32: ...ttom latch Snap top of transformer into latch arms Feed wiring through hole near the top of the transformer and insert transformer plug into the socket Repeat process for 2nd transformer if using six...

Страница 33: ...C R W T T COM D DHW ZR ZC X X T STAT 3 C R W T T COM T STAT 1 C R W T T COM T STAT 4 C R W T T COM T STAT 5 C R W T T COM T STAT 6 C R W T T COM 6 Zone ZVR106 PWR TSAT1 ZONE1 TSAT2 ZONE2 TSAT3 ZONE3 T...

Страница 34: ...RIORITY PUMP N L SEC PUMP N STATUS DURING PRIORITY ZONE 1 END SWITCH MOTOR PRIORITY ZONE 2 END SWITCH MOTOR ZONE 3 END SWITCH MOTOR ZONE 4 END SWITCH MOTOR ZONE 5 END SWITCH MOTOR ZONE 6 END SWITCH MO...

Страница 35: ...0 VAC L Line live leg of 120 VAC Thermostat terminals R 24 VAC W Heat call C Common of 24 VAC Boiler terminals XX Dry contacts rated up to 120 VAC 2 Amps Closes when any zone calls including priority...

Страница 36: ...Y ZONE 2 END SWITCH MOTOR ZONE 3 END SWITCH MOTOR ZONE 4 END SWITCH MOTOR ZONE 5 END SWITCH MOTOR ZONE 6 END SWITCH MOTOR ON OFF ON OFF L SYSTEM PUMP N MASTER SLAVE L N PRIORITY pump SECONDARY pump ZV...

Страница 37: ...AT CALL LED s illuminate When the zone valve end switch closes the VALVE OPEN LED illuminates the XX contacts close the SEC PUMP and SYSTEM PUMP terminals deliver 120 VAC DHW Time Out Freeze Preventio...

Страница 38: ...RIORITY ZONE 1 END SWITCH MOTOR PRIORITY ZONE 2 END SWITCH MOTOR ZONE 3 END SWITCH MOTOR ZONE 4 END SWITCH MOTOR ZONE 5 END SWITCH MOTOR ZONE 6 END SWITCH MOTOR ON OFF ON OFF L SYSTEM PUMP N MASTER SL...

Страница 39: ...T STAT CALL LED s illuminate When the zone valve end switch closes the VALVE OPEN LED illuminates the XX contacts close the SEC PUMP and SYSTEM PUMP terminals deliver 120 VAC DHW Time Out Freeze Prev...

Страница 40: ...2 C R W T T COM COMMS D P DHW ZR ZC X X T STAT 3 C R W T T COM T STAT 1 C R W T T COM L POWER IN N T STAT 4 C R W T T COM T STAT 5 C R W T T COM T STAT 6 C R W T T COM PWR TSAT1 ZONE1 TSAT2 ZONE2 TSA...

Страница 41: ...acts deliver 120 VAC The SEC PUMP and SYSTEM PUMP are off Once the Zone 1 DHW demand is satisfied power to the PRIORITY PUMP is dropped the DHW contacts open If a demand from zones 2 thru 12 is presen...

Страница 42: ...PUMP N L SEC PUMP N SYSTEM PUMP STATUS DURING PRIORITY ZONE 1 END SWITCH MOTOR PRIORITY ZONE 2 END SWITCH MOTOR ZONE 3 END SWITCH MOTOR ZONE 4 END SWITCH MOTOR ZONE 5 END SWITCH MOTOR ZONE 6 END SWIT...

Страница 43: ...tral common leg of 120 VAC L Line live leg of 120 VAC Thermostat terminals R 24 VAC W Heat call C Common of 24 VAC Boiler terminals XX Dry contacts rated up to 120 VAC 2 Amps Closes when any zone call...

Страница 44: ...SEC PUMP N SYSTEM PUMP STATUS DURING PRIORITY ZONE 1 END SWITCH MOTOR PRIORITY ZONE 2 END SWITCH MOTOR ZONE 3 END SWITCH MOTOR ZONE 4 END SWITCH MOTOR ZONE 5 END SWITCH MOTOR ZONE 6 END SWITCH MOTOR M...

Страница 45: ...STAT CALL LED s illuminate When the zone valve end switch closes the VALVE OPEN LED illuminates the XX contacts close the SEC PUMP and SYSTEM PUMP terminals deliver 120 VAC DHW Time Out Freeze Prevent...

Страница 46: ...X T STAT 3 C R W T T COM T STAT 1 C R W T T COM L POWER IN N T STAT 4 C R W T T COM T STAT 5 C R W T T COM T STAT 6 C R W T T COM PWR TSAT1 ZONE1 TSAT2 ZONE2 TSAT3 ZONE3 TSAT4 ZONE4 TSAT5 ZONE5 TSAT6...

Страница 47: ...e MOTOR terminals If no other zones are calling power is turned off to the SEC PUMP and SYSTEM PUMP and the XX contacts are opened Description of terminals Ground N Neutral common leg of 120 VAC L Lin...

Страница 48: ...40 Caleffi North America Inc 3883 W Milwaukee Rd Milwaukee WI 53208 Tel 414 238 2360 Fax 44 238 2366 www caleffi com usa sales caleffi com Copyright 2014 Caleffi North America Inc...

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