Potter & Brumfield W54 series Push To Reset Only P&B Thermal Circuit Breaker Insulation Resistance: 100 megohms. Features Maximum Operating Voltages: 50VDC 250VAC . 5 to 40 amp ratings. Interrupt Capacity: 1,000 amps in accordance with UL standard 1077. Cannot be manually tripped. Resettable Overload Capacity: Ten times rated current. Button extends for visual trip indication. Reset Time: 60 seconds. Push button to reset breaker. Numerous mounting and termination options. Choice of silver-cadmium oxide or silver-tin oxide contacts. Typical Resistance vs. Current Rating 25C Optional bottom marking of amperage rating. Current Typical Current Typical Rating Resistance Rating Resistance Agency Approvals in Amps in Ohms in Amps in Ohms W54 series is UL 1077 Recognized as Supplementary Protectors, 5.0 0.050 15.0 0.017 File E69543, for Canada and the United States. Available models 6.0 0.042 20.0 0.012 meet Ignition Protection requirements in accordance with UL 1500 7.0 0.036 25.0 0.010 (excludes models rated >30A). CSA Accepted as Supplementary 8.0 0.031 30.0 0.008 Protectors (Appliance Component Protectors), File 240027 (to 10.0 0.025 35.0 0.007 125VAC, excludes models rated >30A). Approved to VDE 0642/ 12.0 0.021 40.0 0.006 EN60934 (Circuit Breakers for Equipment) License Number 40007877 (excludes models rated >20A, models with screw terminals, models with silver-tin oxide contacts). CCC mark compliant, certificate Mechanical/Environmental Data 2004010307123217. Operating Temperature Range: 0C to +60C. Termination: .250 (6.35mm) quick connects or 8-32 screws. Users should thoroughly review the technical data before selecting a product part number. It is recommended that users also seek out the pertinent approvals files Mounting: Various options. See Ordering Information and drawings. of the agencies/laboratories and review them to confirm the product meets the Approximate Weight: 0.9 oz. (25.0g). requirements for a given application. Outline Dimensions Electrical Data 25C Calibration: Will continuously carry 100% of rating. May trip between 101% and 134%, but must trip at 135% of rating within one hour at +25C. Dielectric Strength: 1,500VAC (60 seconds). Time vs. Current Trip Curve +25C 1000 Overload Trip Times 100% No Trip 900 135% Trip in 1 hour 200% 5.0 - 30.0 Sec. 800 300% 1.8 - 7.6 Sec. 400% 1.0 - 4.5 Sec. 700 500% 0.6 - 3.0 Sec. 600% 0.4 - 2.2 Sec. 600 800% 0.2 - 1.2 Sec. 1000% 0.15 - 0.8 Sec. 500 400 Optional Protective Boot Silicone rubber boot is bonded to integral metal nut. 300 200 1-1423696-5 135 Black boot for W54 with 100 3/8-24 bushing. 0 10,000 .1 110 100 1000 Time In Seconds 1-1423696-6 Ambient Compensation Table .70 DIA. Clear boot for W54 with (17.8) M11 X 1.0 bushing. Ambient Rating Correction Factor .799 To use this chart: Divide the breaker Temperature (20.3) rating by the correction factor to in C 5-8A Models 9-30A Models determine the compensated rating. 10 .90 .80 Calculate the overloads in terms of 20 .98 .90 1-1423000-1 the compensated rating to use the 25 1.00 1.00 Clear boot for W54 with published trip curve. 30 1.10 1.05 M11 X 1.0 bushing. Do not use these devices outside 40 1.25 1.15 their specified operating temperature 50 1.61 1.31 ranges. 60 2.00 1.55 Revised 01-21 Dimensions are in inches over Dimensions are shown for reference South America: 55-11-2103-6000 USA: 1-800-522-6752 www.te.com (millimeters) unless otherwise purposes only. Specifications and Hong Kong: 852-2735-1628 Canada: 1-905-470-4425 1 specified. availability subject to change. Japan: 81-44-844-8013 Mexico: 01-800-733-8926 UK: 44-8706-080208 C. America: 52-55-1106-0803 Load Current As A Percent Of Breaker RatingPotter & Brumfield Ordering Information Typical Part No. > W 54 -X B 1 A 4 A 1 0 -5 1. Designator: W = Circuit breaker 2. Series Number: 54 = Single pole, push-to-reset, thermal model 3. Circuit Function & Contact Material: X = Series trip, silver-cadmium oxide contacts F = Series trip, silver-tin oxide contacts Not VDE 4. Button Color & Rate Marking: A = White, plain, no rate marking B = White with rate marking (vertical) D = Black, plain, no rate marking E = Black with rate marking (horizontal) F = White with rate marking (horizontal) H = Black with rate marking (vertical) I = Red, plain, no rate marking 5. Mounting Bushing: 1 = Metal, 9.8mm (double D) x 12.6mm long, M11x1 threads, (similar to 7/16), round base 2 = Metal, 3/8 (single D) x 10mm long, 3/8x24 threads, hex base 3 = Metal, 9.8mm (double D) x 12.6mm long, M11x1 threads, (similar to 7/16), hex base 4 = Metal, 10.5mm (double D) x 12.6mm long, M12x1 threads, (similar to 15/32), round base 6 = Plastic, 9.8mm (double D) x 12.6mm long, M11x1 threads, (similar to 7/16), round base 7 = Plastic, 3/8 (single D) x 10mm long, 3/8x24 threads, hex base 8 = Plastic, snap-in type Notes: Codes 1, 3 and 6 are similar in size to 7/16 bushings (not exact equivalent). Code 4 is similar in size to a 15/32 bushing (not exact equivalent) 6. Terminals: A = Quick connect .250 (6.35mm), straight B = Quick connect .250 (6.35mm), bent 90 C = 8-32 screw, bent 90 (screws installed) D = Quick connect .250 (6.35mm), bent 45 E = Quick connect .250 (6.35mm), bent 90 opposite F = 8-32 screw, bent 45 (screws installed) G = QC .250 (6.35mm) and 8-32 screw, bent 90 (screw installed) Not VDE 7. Mounting Hardware: 4 = Metal, knurled nut/hex nut 7 = Plastic, knurled nut 6 = Metal, hex nut 8 = Plastic, knurled nut with small hole 12 = Metal, knurled nut 22 = Plastic knurled nut, metal lockwasher 15 = Metal, two hex nuts and one lockwasher 18 = Metal, one hex nut and one lockwasher 99 = None 8. Mounting Hardware Packaging: A = Assembled to bushing B = Bulk unassembled C = No mounting hardware 9. Maximum Operating Voltage: 1 = 250VAC 2 = 125VAC / 50VDC 10. Nameplate: 0 = None 2 = Silver color printing on black 1 = Embossed aluminum 3 = Black printing on silver color 11. Specify Amp Rating: 5 7 10 15 25 35* 6 8 12 20 30 40* *UL1077, but not UL1500 Not VDE Not CSA 12. UL Recognition: Leave Blank = UL1077 recognized breaker M = Model meeting Ignition Protection requirements in accordance with UL 1500, in addition to UL1077 recognition (not available with models >30A rating.) Code M breakers are not VDE approved or CSA certified. Our authorized distributors are more likely to stock the following items for immediate delivery. W54-XB1A4A10-5 W54-XB1A4A10-15 W54-XB1A4A10-25 W54-XB1A4A10-10 W54-XB1A4A10-20 W54-XB1A4A10-30 ORDERING NOTE: Mounting hardware can be ordered separately. Some options are subject to extended leadtimes and significant minimum order quantities. Termination Options .098 .01 .181 (2.5 0.3) .181 (4.6) (4.6) Option A Option H Option B Option C Option D Option E Option F .250 QC Straight Standard .250 QC 8-32 Screw Special .250 QC/ 8-32 Screw .250 QC with 8-32 Load 90 90 .250 QC PCB 45 Term. Bent 90 Straight 45 270 Revised 01-21 Dimensions are in inches over Dimensions are shown for reference South America: 55-11-2103-6000 USA: 1-800-522-6752 www.te.com (millimeters) unless otherwise purposes only. Specifications and Hong Kong: 852-2735-1628 Canada: 1-905-470-4425 2 specified. availability subject to change. Japan: 81-44-844-8013 Mexico: 01-800-733-8926 UK: 44-8706-080208 C. America: 52-55-1106-0803