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Clothing / Smoothing / Steam Irons


The 2005 National Electrical Code (Section 422.46) Requires Flatirons and Smoothing Irons be Equipped with an Identified Temperature Limiting Means.

UL Standard 1005 Requires that No Surface of the Iron Gets Hotter than 662°F, "A Condition that Could Cause a Fire". UL Irons

The U.S. Consumer Protection Safety Commission (CPSC) Estimates that in 1998 there were 400 Residential Structural Fires Due to Irons. 1998 Residential Fire Loss Estimates

Fabric Ignition Temperature °F Safe Ironing Temperatures °F
Linen 490-750 445
Cotton 490-750 400
Wool 1060-1110 300
Polyester 840-1040 300
Rayon/Viscose 790 375
Nylon 840-1060 275
Spandex/Lycra 780 275
Acrylic 860-1050 275
Acetate 820-1000 290
  * NFPA Fire Protection Handbook * Online Wikipedia Encyclopedia

Case History: F03-002 - The owner of this iron was going out of town. She was behind schedule. The last thing she did before leaving her residence was to iron a blouse on the bed. A copper bead was found on the power cord to iron, which indicated the cord was energized at time of the fire. The control knob is in the "On" position.

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Proctor-Silex 01

Iron in the Fire Matches Exemplar Proctor-Silex Iron.

Proctor-Silex 02

The Pattern on the Bottom of the Irons Match.

Proctor-Silex 03

Copper Beading on Power Cord.

Proctor-Silex 04

Exemplar Iron Tag - Hamilton Beach / Proctor-Silex - 1000 Watts.

Proctor-Silex 05

The Measured Heating Element Resistance was 14.4 Ohms,
Which Corresponds to 1,000 Watts.

Proctor-Silex 06

The Measured Heating Element Resistance was 14.2 Ohms,
Which Corresponds to 1,014 Watts.

Proctor-Silex 08

Thermal Cutoff (TCO)- Looped Metal Held in Place with
Low Melting Solder. It Did Not Melt at 534 °F.

Proctor-Silex 07

Activated Thermal Cutoff (TCO).

Proctor-Silex 07

The Contacts of this Iron were Not Stuck or Welded Together.

Proctor-Silex 07

The Cycling Temperature was 235 °F to 248 °F.


Case History: Exemplar Durabrand Flatiron Purchased at Wal-Mart in 2006 for $6.54.

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Durabrand Iron 01

Durabrand Flatiron Purchased at Wal-Mart in 2006 for $6.54.

Durabrand Iron 02

Manufacturer's Tag.
The UL file # E91117 is Registered to Tsann Kuen Enterprise in Taiwan.

Durabrand Iron 03

Flatiron Metal Body.

Durabrand Iron 04

Thermostat and Thermal Cutoff (TCO).

Durabrand Iron 05

Thermostat - The Bottom Bimetal Element Bends
with Temperature and Separates the Contacts.

Durabrand Iron 06

The Value of Thermal Cutoff (TCO) was 240 °C (464 °F).

Durabrand Iron 07

The Measured Heating Element Resistance was 13.5 ohms,
Which Corresponds to 1,067 Watts.

Durabrand Iron 08

The Cycling Temperature Was 351 °F to 401 °F, and It Went
From Room Temperature to Its Maximum in less than one Minute.

Durabrand Iron 08

The Temperature at the Thermostat was
Between 15-32 °F Cooler than the Iron.

Durabrand Iron 08

Thermostat Date Sheet: 180 °C (356 °F) Was the ~ Trip Point.
The 25 °C (45 °F) Differential Matched the Measured Values.


Case History: Exemplar Black & Decker ("Applica") Iron Purchased at Wal-Mart in 2006 for $26.67.

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Durabrand Iron 01

Black & Decker, "The Classic", Model F63D.

Durabrand Iron 02

Pattern on Bottom of Iron

Durabrand Iron 07

Manufacturer's Tag - Model F63D - 1,100 Watts.

Durabrand Iron 03

Major Components.

Durabrand Iron 04

Thermostat, Heating Element, and Thermal Cutoff (TCO).

Durabrand Iron 05

Thermal Cutoff - 216 °C (421 °F).

Durabrand Iron 06

The Measured Heating Element Resistance was 13.0 Ohms,
Which Corresponds to 1,108 Watts.

Durabrand Iron 06

The Cycling Temperature Was 213 °F to 239 °F.


Case History: Exemplar Sunbeam Iron with Timed Auto-Off Purchased at Wal-Mart in 2006 for $14.23.

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Durabrand Iron 01

Sunbeam Iron, Model 3985, with Timed Auto-Off - 1100 Watts.

Durabrand Iron 02

Pattern on Bottom of Iron

Durabrand Iron 03

Flatiron Metal Body.

Durabrand Iron 04

Thermostat, Heating Element, and Thermal Cutoff (TCO).

Durabrand Iron 05

Thermal Cutoff - 240 °C (464 °F).

Durabrand Iron 06

Thermostat - The Bottom Bimetal Element Bends
with Temperature and Separates the Contacts.

Durabrand Iron 06

The Measured Heating Element Resistance was 13.4 Ohms,
Which Corresponds to 1,075 Watts.

Durabrand Iron 06

30 Minute Auto-Off Electronics in Iron Handle.

Durabrand Iron 06

The Cycling Temperature Was 351 °F to 372 °F.


The You Tube video below depicts two burning irons when all of the controls have been bypassed.

You Tube Video of Iron with Controls Bypassed

 

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