Summary of Protection

Features

For further information write or call:

Texas Instruments Incorporated

34 Forest St., MS 2-3

Attleboro, MA 02703-0964

Phone: (508) 236-3617

Fax:

(508) 236-1949

www.ti.com/snc/products/controls/motor-aa.htm

Protected Conditions

Envelope Drawing

Electrical Schematic

-

Thermal Motor Specification*

Specifications

40AA, 42AA Series

41AA Series

40AA, 42AA Series

41AA Series

40AA Single Channel Ratings (Series Sensors)

Sensor Trip Resistance

Sensor Reset Resistance

Sensor Resistance @ 25oC

41AA Three Channel Ratings (Parellel Sensors)

Sensor Trip Resistance

Sensor Reset Resistance

Sensor Resistance @ 25oC

42AA Single Channel Ratings (Series Sensors)

Sensor Trip Resistance

Sensor Reset Resistance

Sensor Resistance @ 25oC

Nominal Resistance

28.0 K

Ω

11.0 K

Ω

1.5 - 7.5 K

Ω

Nominal Resistance

14.0 K

Ω

3.25 K

Ω

0.5 - 2.5 K

Ω

Nominal Resistance

20.0 K

Ω

Manual Reset

1.5 - 7.5 K

Ω

*Resistance measurement with analog meter instrument on Mark B sensors.

• Locked Rotor

• Running Overload

• High Motor Ambient

• Blocked Ventilation

• Single Phasing

• Loss of Hermetic Compressor Charge

• Thermal overload of Windings

• Low Voltage Cutout

• Electrically - Isolated Power Supply

• Power Off Manual Resaet

•Automatic Reset with Minimum Off Delay

Timer

• UL File Number SA3745 (41AA)

• UL/CSA/CE pending on all other ratings

Supply Voltages........

Frequency..................

Control Circuit..........

Minimum

Permissible Load......

Maximum Load........

Cycle Life..................

Weight.........................

24VAC or

115-230

VAC (

±15%)

50/60 Hz

2.5A, 600VA, 250V Max.

5VDC, 100mA

30VDC

250k Cycles Min.

290 Grams

40/41/42AA Series

ELECTRONIC

MOTOR PROTECTION

M1

M2

L1

L2

XC

81

2x ø .147 THRU

3.200

2.838

±.019

.181

.225

2.550

±.020

1.467

2.550

±.020

6X .250 X .032 MALE QUICK CONNECT

TERMINAL TIN PLATED BRASS

M1

M2

L1

L2

X

C

81

82

83

2x ø .147 THRU

3.200

2.838

±.019

.181

.225

2.550

±.020

1.467

2.550

±.020

8X .250 X .032 MALE QUICK CONNECT

TERMINAL TIN PLATED BRASS

Important Notice: Texas Instruments (TI) reserves the right to

make changes to or discontinue any product or service identified

in this publication without notice. TI advises its customers to

obtain the latest version of the relevant information to verify,

before placing any orders, that the information being relied upon

is current. TI assumes no responsibility for infringements of

patents or rights of others based on TI applications assistance

or product specifications since TI does not possess full access

concerning the use or application of customers' products. TI

also assumes no responsibility for customers' product designs.

Printed in U.S.A. 11/2003