Westinghouse TD-52 Instructions Manual Download | Manualshive

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Summary of Contents for TD-52

Page 1: ...e circuit provides a fixed supply voltage to the R C time delay circuit and L779529 COMPLETE REVISION protects the static components from high voltages It consists of a silicon power regulator and a s...

Page 2: ...TYPE TD 52 RELAY RHEOSTAT ut _ n 2 TJ ICS TJ Fig 1 Type TD 52 Relay Without Case ALt PLATE T2 TR TELEPHONE RELAY T 2 CIRCUIT w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 3: ...tion of the T0 5 unit occurs when a silicon controlled rectifier SCR switches from a non conducting state to a conducting state In the non conducting state the SCR acts as an opened switch to prevent...

Page 4: ...However the relay will of course not operate under this condition and series resistor Rs may over heat if reverse voltage is applied for approximately 15 minutes or more 4 lfD Iri lNDlf lED DOT SiliCO...

Page 5: ...temperature is shown in Figure 4 SETTINGS There are two time settings in the Type TD 52 relay The time unit on the left front view is set by adjusting the rheostat T2 The timer unit on the right front...

Page 6: ...d for this purpose The use of abrasive material for cleaning contacts is not recommended because of the danger of embedding small par ticles in the face of the soft silver and thus im pairing the cont...

Page 7: ...he telephone type relay to be approximately 004 inch with the ar mature closed This is done with the armature set screw and lock nut Also adjust contact leaf springs to obtain at least 015 inch gap on...

Page 8: ...reater than the particular ICS tap setting being used for the 0 2 2 0 ampere ICS The operation indicator target should drop freely The contact gap should be approximately 0 047 for the 0 2 2 0 ampere...

Page 9: ...r 22uf 50 volts 184A661Hl 7 24 32 0 2 4 Tantalum Capacitor 22uf 35 volts 184A661H16 48 125 0 2 4 Tantalum Capacitor 22uf 35 volts 184A661H16 250 0 2 4 Tantalum Capacitor 22uf 50 volts 184A661H17 24 32...

Page 10: ...NER I AIIEL 5 I tii S REW FOI lltiCK AIIEL USE 18 STUD If 1 32 SCREW f FOR lltiCK PAIIEL USf 180 U STUD L_ 1 MDU j r gI II I I 5 DIA II HOU S FOit 1 32 MTG SCREWS I J rt 25 232 1 PAIIEL DRI Lll JIG OR...

Page 11: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 12: ...WESTINGHOUSE ELECTRIC CORPORATION RELAY INSTRUMENT DIVISION NEWARK N J Printed in U S A w w w E l e c t r i c a l P a r t M a n u a l s c o m...

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