Chromalox PF455-3 Installation, Operation And Renewal Parts Identification Download | Manualshive

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2150 N. RULON WHITE BLVD., OGDEN, UT 84404

Phone: 1-800-368-2493 www.chromalox.com

Limited Warranty:

Please refer to the Chromalox limited warranty applicable to this product at

http://www.chromalox.com/customer-service/policies/termsofsale.aspx.

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Summary of Contents for PF455-3

Page 1: ...and materials available check the nameplate attached to the heater terminal box with the catalog number designation system on page 7 before installing to insure the heater you received conforms to your specification Please read these directions carefully to insure all limitations are properly observed and all wiring and controls are properly installed and connected IMPORTANT Observe at least one c...

Page 2: ...llation near turns Refer to Figure 8 If heater must be installed closer than 4 feet from the downstream side of a turn turning vanes must be installed in the turn The turning vanes will straighten out the air flow so it will be uniform over the face of the heater 5 Installation with duct transitions in some air distribution sys tems the duct heater may be considerably larger than the duct work and...

Page 3: ...duct heater must never drop below the minimum air velocity shown on duct heater nameplate If the air handling system includes filters they must be cleaned whenever necessary in order to maintain air flow above the minimum otherwise poor temperature control and discomfort will result If air flow is poorly distributed within the duct deflector vanes must be added to provide correction The minimum ai...

Page 4: ... other combustible atmospheres are pre sent as defined in the National Electric Code Failure to comply can result in explosion or fire HORIZONTAL DUCT Side terminal box entry for style DHII DHIF heaters Air flow as shown Install with this arrow up Mounting Position 4 VERTICAL DUCT side terminal box entry for style DHRI DHRF heaters Air flow as shown Install with this arrow up Mounting Position 3 V...

Page 5: ...duct work to accommodate dimensions of heater 2 Form mounting flanges on cut edges of duct as shown in Figure 19 3 Position heater in duct and attach duct lip to heater flanges with sheet metal screws NOTE Where necessary make provision to support weight of heater Any part of heater flange may be drilled for attaching hang er straps or duct 4 Attach control box to duct with sheet metal screws thro...

Page 6: ...d of electrical shock Any installation involv ing electric heaters must be grounded to earth to eliminate shock hazard Hazard of severe shock Disconnect all power to heater before servicing Control Ratings Manual Limit Control Automatic Limit Control Pilot Non Inductive Pilot Non Inductive Volts Duty Rating Duty Rating 120 125 VA 3000 Watts 125 VA 3000 Watts 208 125 VA 5200 Watts 125 VA 5200 Watts...

Page 7: ...P O O O O O O O O 0 0 0 O O Disconnecting Means ND Nonfused disconnect switch 200A max FD Fused disconnect switch 48A max TB Terminal block 200A max disconnect switch by others Control circuit voltage 000 120 208 240 or 277V Control circuit power supply T Control circuit by integral transformer 120V Sec Only R Remote control circuit by customer 120 208 240 or 277V Fan interlock method AS Air flow ...

Page 8: ... BLVD OGDEN UT 84404 Phone 1 800 368 2493 www chromalox com Limited Warranty Please refer to the Chromalox limited warranty applicable to this product at http www chromalox com customer service policies termsofsale aspx ...

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