1-1393248-1

## **W33 SERIES** 

ONE- AND TWO-POLE, SWITCHABLE THERMAL CIRCUIT BREAKER / POWER SWITCH WITH OPTIONAL INDICATOR LAMP 

## **INTRODUCTION** 

W33 is an up to 20A rocker type, push-to-reset, thermal overload secondary protection circuit breaker with switch/overload sensing capability as well as an illumination option. Available in different configurations, this Circuit Breaker can be used in a wide variety of applications. 

## APPLICATION 

## FEATURES 

- Combines on/off switch and circuit protection in a single unit. Integral dual QC terminals. 

- 2 to 20 amp ratings (<2A types available as special order). 

- One or two pole sensing. 

- Lighted or non-lighted rocker actuator in various colors. 

Treadmills,HVAC (Transformer), Appliance(ovens/coffee makers), Electrical Panels, Power Distribution/Generators, Spa Controls, Test and Measurement Equipment, Battery chargers, Surge protection / UPS systems 

## APPROVALS 

W33 series is UL 1077 Recognized as Supplementary Protectors, File E69543, and CSA Accepted as Supplementary Protectors (Appliance Component Protectors), File LR15734. 

- Convenient, snap-in mounting. 

- Trip-free operation. 

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 of the agencies/laboratories and review them to ensure the product meets the requirements for a given application. 

**W33 series** ONE- AND TWO-POLE 

## **ELECTRICAL DATA @ 25°C** 

||Breaker will continuously carry 100%||
|---|---|---|
|Calibration|of rated load. It may trip between<br>101% and 135%, but must trip at||
||135% within one hour at +25°C.||
|Dielectric Strength|Over 2,000 volts RMS.||
|Maximum|||
|Operating Voltages|50VDC; 250VAC to 400 Hz.||
||1,000 amps at 50VDC;250VAC, 60 Hz. and||
|Interrupt Capacity|125/250VAC, 400 Hz.||
||1,500 amps at 125/250VAC, 60 Hz.||
|Resettable|||
|Overload Capacity|Ten times rated current.||



## **MECHANICAL/ENVIRONMENTAL DATA** 

|**MECHANICAL/ENVIRONMENTAL DATA**|**MECHANICAL/ENVIRONMENTAL DATA**|
|---|---|
|||
|Termination<br>Poles 1&2<br>.250” (6.35mm) quick connect/<br>solder terminals.<br>Maximum<br>Operating Voltages<br>50VDC; 250VAC to 400 Hz.||
|Mounting|Snaps into panel from front.|
|Actuator|Rocker or lighted rocker.|
|Shock|30g tested to IEC 68-2-27, test Ea.|
|Vibration|8g tested to IEC 68-2-6, test Fc.|
|Switch Endurance<br>Cycling|50,000 operations at rated load.<br>1,000 operations at 200% rated load.|



## **GRAPHS** 

## **Time vs. Current Trip Curve @ +25°C** 

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**----- Start of picture text -----**<br>
1000<br>All Models<br>900 Overload Trip Times<br>100% No Trip<br>800 135% Trip in 1 hour<br>200% 3.0 - 33 Sec.<br>700 400% 0.6 - 10 Sec.<br>600% 0.34 - 5 Sec.<br>600 800% 0.25 - 2.2 Sec.<br>1000% 0.20 - 0.6 Sec.<br>500<br>400<br>300<br>200<br>100<br>0<br>.1 1 10 100 1000<br>Time In Seconds<br>Of Breaker Rating<br>Load Current As A Percent<br>**----- End of picture text -----**<br>


## **Ambient Compensation Chart** 

**==> picture [159 x 182] intentionally omitted <==**

**----- Start of picture text -----**<br>
1.40<br>1.30<br>1.20<br>1.10<br>1.00<br>0.90<br>0.80<br>0.70<br>0.60<br>–20 –10 0 10 20 30 40 50 60<br>Ambient Temperature In Degrees Centigrade (°C)<br>To use this chart: Read up from the ambient<br>temperature to the curve, and across to find a<br>correction factor. Multiply the breaker rating by the<br>correction factor to determine the compensated<br>rating. Calculate the overloads in terms of the<br>compensated rating to use the published trip curve.<br>Correction Factor<br>**----- End of picture text -----**<br>


## **OUTLINE DIMENSIONS** 

## **SCHEMATIC** 

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**----- Start of picture text -----**<br>
ROCKER POLE2 POLE1 LINE SIDE<br>.980 1.724 .850<br>(24.89) (43.79) (21.59)<br>I<br>1.690<br>1.890 (42.93)<br>(48.01)<br>0 1.120<br>(28.45)<br>PANEL CLAMPING .250 LOAD SIDE<br>ARRANGEMENT .412 (6.35)<br>(10.46) NEON - AC<br>INCANDESCENT - DC<br>FITS .875 x 1.750 (22.22 x 44.45) PANEL OPENING<br>FROM .032” - .250”(.813mm - 6.35mm) THICK<br>**----- End of picture text -----**<br>


## **Notes:** 

1. Dimensions are shown for reference purposes only. 2. Dimensions are in inches over (millimeters) unless otherwise specified. 3. Specifications and availability subject to change. 

INDUSTRY / W33 SERIES 

2 

## PRODUCT CODE STRUCTURE 

## **Typical product code W 33 -S 1 N 1 Q -20** 

|**Designator**|**Designator**|
|---|---|
|**W**|Circuit breaker|
|**Series Number**||
|**33**|Two pole, rocker actuated|
|**Circuit Function**||
|**S**|Pole 1 – Switch only; Pole 2 –<br>Series trip overload sensing.|
|**T**|Poles 1 & 2 – Series trip<br>overload sensing.|
|**D**|2 Pole switching.|



|**Rocker Color**|**Rocker Color**|
|---|---|
|**1**|Black|
|**2**|White|
|**3**|Red|
|**4**|Amber|
|**5**|Smoke|



## **Light (available only with White, Red, Amber and Smoke rocker colors)** 

**Amp Rating 2A 5A 7A 10A 12A 15A 16A 20A Consult factory for availability of ratings <2A** 

|**Termination**|**Termination**|
|---|---|
|**Q**|.250” x .032” (6.35 x .813mm)<br>quick connect / solder<br>terminals.|
|**Marking**||
|**1**|International I/O|
|**2**|Contrasting I/O stamp (white<br>toggle with black stamp)|



|**A**|24VDC (Incandescent)|
|---|---|
|**B**|120VAC (Neon with resistor)|
|**C**|240VAC (Neon with resistor)|
|**N**|No light|



## STOCK ITEMS 

Authorized distributors are more likely to stock the following items. 

W33-S1N1Q-5 W33-S1N1Q-20 W33-S4B1Q-15 W33-T4B1Q-5 W33-T4B1Q-15 W33-S1N1Q-15 W33-S4B1Q-10 W33-T2N1Q-20 W33-T4B1Q-10 

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09/22   ED 

INDUSTRY / W33 SERIES