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Summary of Contents for Westinghouse TD-52
- Page 2 TYPE TD-52 RELAY RHEOSTAT PLATE TELEPHONE RELAY (T 2 CIRCUIT) Fig. Type TD-52 Relay Without Case.
- Page 5 0.2 seconds or less. For settings above 0.2 seconds, this accuracy will be There are two time settings in the Type TD-52 ±2%. relay. The time unit on the left (front view) is set by adjusting the rheostat T 2 .
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Page 6: Acceptance Test
10 8 UPP ER LIMIT TYPICAL APPROXIMAT�- LL.J 106 "-� 0 a: 104 �£! uLL.J a: U LL.J 0.. 11) z (\1 9 8 LOWER LIMIT, -� APPROXIMATE- � ..J>- � � LL.J LL.IO LL.J 92 � 1- :IE 90 �... - Page 7 This is done by rotating the rheostat shaft, without knob, until a time delay equal to the Fig. 5. Test Circuits for Type TD-52 Relay. minimum scale marking is obtained. Then, align the knob for this delay and tighten the knob set...
- Page 9 TABLE OF REPLACEABLE PARTS CIRCUIT RELAY CHARACTERISTIC STYLE D E S C R IPT IO N NUMB ER SYMBOL DC VOLTS TIME RANGES 184A064H03 Resistor, 40 Watts, 45 ± 5% ohms, center tap 24/32 187A321H01 Resistor, 40 Watts, 550 ± 5% ohms, tap at 95 48/125 ohms Resistor, 40 Watts, 2500 ±...
- Page 12 WESTINGHOUSE ELECTRIC CORPORATION RELAY-INSTRUMENT DIVISION NEWARK, N. J. Printed in U.S.A.
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