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| Application | Triple Aquastat Relay with High Limit Protection |
|---|---|
| Product Features | Immersion-type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems|Provide multizone control by using a separate circulator and R845 Relay for each zone|Include diaphragm powerhead and Micro Switch™ assembly that respond to temperature changes in boiler water|Mount directly to boiler|Select models include large transformers and extra terminals for supplying power to low voltage zone valves|Require 24 Vac thermostat with heat anticipator set at 0.2 A (plus current draw of gas valve on L8124E)|TRADELINE models include tube of heat conductive compound and range stops |
| Approvals and Standards | UL Listed (models with well): File No. MP466, Guide No. MBPR|UL Component Recognized (models without well): File No. MP466, Guide No. MBPR2|CSA Certified: File No. LR1620, Guide No. 400-E-O |
| Color | Gray |
| Compatible With | Hot Water|Hydronic Heating Systems |
| Mounting Type | Vertical Mount |
| Low Limit Differential Temperature | 10 °F to 25 °F Adjustable |
| Low Limit Set point Temperature (Min) | 110 °F|43 °C |
| Low Limit Set point Temperature (Max) | 220 °F|104 °C |
| High Limit Differential Temperature | 10 °F Fixed |
| High Limit Set point Temperature (Min) | 130 °F|54 °C |
| High Limit Set point Temperature (Max) | 240 °F|116 °C |
| Electrical Connection Type | Quick-Connect / Screw |
| Electrical Ratings at Full Load | Burner 1.25A at 24 V AC|Burner 30 VA (total load) Terminals B1-B2 and TV-Z|Circulator 7.4 A at 120 V AC|Circulator 3.7 A at 240 V AC |
| Electrical Ratings at Locked Rotor | 44.4 A at 120 V AC|22.2 A at 240 V AC |
| Operating Frequency | 60 Hz |
| Operating Pressure (Max) | 200 psi on outside of immersion well|100 psi on capsule if inserted directly|1378 kPa on outside of immersion well|690 kPa on capsule if inserted directly |
| Operating Voltage | 120 V AC |
| Switch Type | SPST: High and Low Limit |
| Product Height | 6.13|156 |
| Product Length | 4.38|111 |
| Product Width | 4.38|111 |
| Hazmat Information | UN 1294, TOLUENE, 3, II |
| No overview is available for this product. |
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