Product Specifications

Application

Forced warm air heating systems

Dimensions (in.)

4 9/32 in. high x 3 in. wide x 1 19/32 in. deep excluding element

Dimensions (mm)

109 mm high x 76 mm wide x 40 mm deep excluding element

Comments

Turns fan on and off according to plenum temperature via helical bimetal sensing element. High limit stop set at 200F (93 C). Breakaway Jumper included. Includes manual and automatic fan on/off settings. Replaces L4064A,B,E.

Item Type

Product

Mounting

Surface or universal mounting bracket available (50077438-001/U)

Electrical Ratings

Fan- (AFL)-- 14 A @ 120 Vac: 7 A @ 240 Vac; Fan- (ALR)-- 84 A @ 120 Vac: 42 A @ 240 Vac; Limit- (AFL)-- 8 A @ 120 Vac: 4 A @ 240 Vac; Limit- (ALR) 48 A @ 120 Vac: 24 A @ 240 Vac

Approvals, Underwriters Laboratories Inc.

Listed File MP466, Guide MBPR

Approvals, Canadian Standards Association

Certified: File No. LR1622

Tradeline Value

Tradeline

Temperature Ratings (C)

Maximum Ambient-- At switch 88 C: At element: 177 C; High Limit-- 38 C to 121 C; Fan-on-- 18 C to 102 C; Fan-off-- 10 C to 93 C

Temperature Ratings (F)

Maximum Ambient-- At switch: 190 F: At element: 350 F; High Limit-- 100 F to 250 F; Fan-on-- 65 F to 215 F; Fan-off-- 50 F to 200 F; High Limit Stop-- 200 F; Fan-on Stop-- 125 F; Fan-off Stop-- 100 F

Operating Temperature Range (F)

-40 F to +190 F

Operating Temperature Range (C)

-40 C to +88 C

Differential Temperature (F)

High limit 25 F

Differential Temperature (C)

High limit 14 C

Switching Action

Fan switch makes and high limit switch breaks on temperature rise.

Element Insertion Length (in.)

11 1/2 in.

Element Insertion Length (mm)

292 mm

Pilot Duty Ratings

0.25 A @ 0.25 to 12 Vdc; 2 A @ 24 Vac