Resideo L8148E1299

Aquastat Relay, 180 to 240 F range with 15 degree F fixed differential, low volt/millivolt

The Honeywell L8148E1299 Aquastat Relay Immersion Type Controller is an immersion-type controller that combines high limit protection with switching relay control of burner and circulator motors.

Features:

• High limit opens burner circuit only.
• Select models include transformer and accessory terminals for adding a remote low limit controller.
• Case available for horizontal or vertical mounting.
• Requires a 24 Vac thermostat with heat anticipator set at 0.2A.

Specifications:

• Hazmat Information: UN1294 Toluene
• Application: High Limit
• Dimensions (in.): 6-⅛ in. high x 4-5/16 in. wide x 3-⅛ in. deep
• Maximum Safe Operating Pressure (psi): Immersion Well: 255 psi
• Maximum Safe Operating Pressure (kPa): Immersion Well: 1757 kPa
• Temperature Range (F) Maximum--150 F with 1.2 A 24 V load; 77 F with 1.4 A 24 V load
• Temperature Range (C) Maximum--66 C with 1.2 A 24 V load; 25 C with 1.4 A 24 V load
• Includes 50 VA transformer
• Mounting Vertical Mount
• Electrical Ratings Low Voltage: 0.8 A max. @ 24 Vac; 0.25 A @ 0.25 to 12 Vdc; At Locked Rotor-- 44.4A @ 120 Vac: 22.2A @ 240 Vac
• Frequency 60 Hz
• Approvals, Underwriters Laboratories Inc. UL Listed: File No. MP466, Vol. 13, Sec. 2, Guide No. MBPR2.
• Approvals, CSA Certified: File No. LR95329-1
• Electrical Connections: Quick-Connect / Screw
• Operating Humidity Range (% RH): 0 to 95% RH, non-condensing
• Voltage: 120 Vac
• Operating Temperature Range (F): High Limit-- 180 F to 240 F
• Operating Temperature Range (C): High Limit-- 82 C to 116 C
• Differential Temperature (F): 15 F fixed
• Switching Action: SPST: High Limit \& Circulator
• Anticipator Setting: 0.2 A
• Capillary Length (in.): 4-½ in.
• Insulation Depth (in.): 1-½ in. to 3 in. less well
• Insulation Depth (mm): 38 mm to 76 mm less well
• Capillary Length (mm): 114 mm

Electrical Ratings (Burner):

• At Full Load-- Low Voltage: 0.8 A max. @ 24 Vac: Line Voltage: 7.4 A @ 120 Vac: 3.7 A @ 240 Vac
• At Locked Rotor-- Line Voltage: 44.4 A @ 120 Vac: 22.7 A @ 240 Vac; Millivolt--0.25 A @ ¼ to 12 Vdc

Electrical Ratings, Circulator:

• At Full Load-- 7.4 A @ 120 Vac: 3.7 A @ 240 Vac
• At Locked Rotor-- 44.4 A @ 120 Vac: 22.2 A @ 240 Vac