Accessories and Spare Parts

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Beverly Dominic Byrd
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1 For T Contactors and Contactor Relays Accessories for TB, TC, TF, TG, TK contactors Size Type kg Solid-state compatible auxiliary switch blocks with screw terminals 5TY and 4 TF68 For mounting onto the side of and contactors. TF69 For use in dusty atmosphere and solidstate circuits with rated operating TC44... TC48 currents I e /AC-14 and DC-1 from 1 ma to 00 ma at V to 60 V. With 1 changeover contact. 2nd auxiliary switch block, left or right (replacement for TY U, TY V) B TY UA unit Coupling links for control by PLC 14 TF68 and TF69 Operating range: 17 to 0 V DC. Power consumption: 0.5 W at 24 V DC. Fitted with varistor. For technical specifications, see LV 1 T For snapping onto the side of auxiliary switch, with surge suppression } TX D 1 1 unit Terminal covers for protection against inadvertent contact with exposed bar connections 14 TF68 For screwing onto free screw end on B TX A 1 1 set TF69 middle connecting bar. 2 units required per contactor. B TX A 1 1 set (1 set = 2 units) TX7 6 TB50, TC48 8 and SIRIUS S6 TB52 RT1.5 1) The link for paralleling can be reduced by one pole. Can be screwed on free screw end. Covers one rail connection (1 set = 6 units). M 6 B TX6 506-B 1 1 set M 8 B TX6 526-B 1 1 set and TB54... M 10 B TX6 546-B 1 1 set TX6 526-B 14 and TB56, SIRIUS TC52, S10, S12 TC56 RT1.6 RT1.7 Links for paralleling (star jumper) ¼ -pole, without connection terminal 1) 14 TF68 C TX D 1 1 unit Cover plate for link for paralleling 14 TF68 A cover plate must be used in order to protect against inadvertent contact with exposed bar connections (EN 50274). C TX E 1 1 unit Box terminals for laminated copper bars Without auxiliary conductor connection (1 set = units) 14 TF68 With single covers for protection against inadvertent contact (EN 50274) With auxiliary conductor connection (1 set = units) 14 TF68 With single covers for protection against inadvertent contact (EN 50274) 14 TF69 Conductor cross-sections for auxiliary conductors: Solid 2 x ( ) mm 2 Finely stranded with end sleeve 2 x ( ) mm 2 Solid or stranded 2 x ( ) AWG Tightening torque Nm ( lb.in) C TX E 1 1 set C TX F 1 1 set C TX F 1 1 set Siemens LV /15

2 For T Contactors and Contactor Relays Accessories for TB, TC, TF, TG, TK contactors Remarks Rated control supply voltage U s Size Type V DC kg 2 TC L.. With cutout for B TY B 1 1 unit mounting resistor 2 TC44 With series resistor Without varistor 24 C TY6 44-0LB4 1 1 unit C TY6 44-0LF4 1 1 unit TC48 24 C TY6 48-0LB4 1 1 unit C TY6 48-0LF4 1 1 unit TB50 24 C TY6 50-0LB4 1 1 unit C TY6 50-0LF4 1 1 unit TB52 and TC52 24 C TY6 52-0LB4 1 1 unit C TY6 52-0LF4 1 1 unit TB54 24 C TY6 54-0LB4 1 1 unit C TY6 54-0LF4 1 1 unit TB56 and TC56 24 C TY6 56-0LB4 1 1 unit C TY6 56-0LF4 1 1 unit All spare parts not mentioned above are identical to those for the standard contactors. Auxiliary contacts Rated operating current I e /AC-15/AC-14 at 20/ 220 V 400/ 80 V 500 V AC Auxiliary contacts Ident. No. Number A A A N O Snap-on auxiliary switch blocks for TF2 contactors ¼ with screw terminals TX A N C N N O C For assembling contactors with several auxiliary contacts With 2, 4 and 5 auxiliary contacts according to DIN For TF2. 10 contactors (auxiliary contact 1 NO = 10E) E B TX A 1 1 unit E B TX A 1 1 unit E B TX4 41-1A 1 1 unit E B TX A 1 1 unit With and 5 auxiliary contacts according to DIN for TF2 contactors B TX A 1 1 unit B TX A 1 1 unit B TX A 1 1 unit ; U B TX G 1 1 unit B TX A 1 1 unit B TX4 41-2A 1 1 unit B TX A 1 1 unit ; 2 U B TX G 1 1 unit kg Rated control supply voltage U s Time range (minimum times) Type OFF-delay devices (with screw terminals) for TF2 contactors For DC-operated contactors for bridging short-time power failures up to 0.8 s TF2...-0BB4 24 V DC 0.25 s or 0.5 s PU PS* PG Weight kg B TX H 1 1 unit /16 Siemens LV

3 For T Contactors and Contactor Relays Accessories for TH contactor relays Rated control supply voltage U s OFF delay AC DC 50/60 Hz Type V V s kg OFF-delay devices for bridging short-time power failures (up to 1.2 s) TH42..-0BF or 0. A TX AN1 1 1 unit TH4..-0BF4 TH42..-0BM or 1.2 A TX AN1 1 1 unit TH4..-0BM4 TH42..-0BP4 TH4..-0BP or 1.2 A TX AN1 1 1 unit TH42..-0BB or 0.8 A TX BB4 1 1 unit TX AN1 TH4..-0BB4 Contacts Rated operating current I e /AC-15/AC-14 at 20/ 400/ 500 V 690/ Ident. No. 220 V 80 V AC 660 V acc. to EN Contacts Number A A A A NO NC NO NC kg Snap-on auxiliary switch blocks for TH20 contactor relays ¼ with screw terminals With 8 contacts according to EN 50011, For snapping onto contactor relays with 4 NO, Ident. No. 40E (TH ) E B TX A 1 1 unit E B TX4 41-0A 1 1 unit TX A 62 E B TX A 1 1 unit E B TX4 41-0A 1 1 unit E B TX A 1 1 unit With 6 and 8 contacts according to EN E B TX A 1 1 unit E B TX4 41-2A 1 1 unit E B TX A 1 1 unit ; 2U B TX G 1 1 unit E B TX A 1 1 unit E B TX A 1 1 unit E B TX A 1 1 unit ; U B TX G 1 1 unit Type OFF-delay devices (with screw terminals) TX A Rated control supply voltage U s Time range (minimum times) PU PS* PG Weight kg For DC-operated contactors for bridging short-time power failures up to 0.8 s TH2...-0BB4 24 V DC 0.25 s or 0.5 s B TX H 1 1 unit TH2...-0BF4 110 V AC, 50/60 Hz 0.1 s or 0.2 s B TX A 1 1 unit TH2...-0BM4, TH2...-0BP4 220 V AC, 50/60 Hz 0.4 s or 0.8 s /140 Siemens LV

4 For T Contactors and Contactor Relays Spare parts for TB, TC, TF, TK contactors Selection and ordering data Contacts Size Type NO NC NC kg 6 TB Auxiliary switch B TY AA unit block, left or right (replacement for TY A/-1B) Auxiliary switch C TY E 1 1 unit block, right TB Auxiliary switch B TY A 1 1 unit TB block, left Auxiliary switch block, right B TY B 1 1 unit TY A Auxiliary switch C TY E 1 1 unit block, right DC operation 6 TB50 C TY6 50-0B unit TB52 C TY6 52-0B unit TB54 C TY6 54-0B unit TB56 C TY6 56-0B unit TY TB50 1 arc chute, -pole B TY A 1 1 unit TB52 C TY A 1 1 unit TB54 C TY A 1 1 unit TB56 C TY A 1 1 unit TY A Contacts with fixing parts In order to ensure reliable operation of the contactors, only original replacement contacts from Siemens should be used. 6 TB50 (1 set = moving and B TY A 1 1 set TB52 6 fixed contacts) B TY A 1 1 unit TB54 B TY A 1 1 set TB56 B TY A 1 1 set TY A For rated control supply voltages for coils, see page /146. /142 Siemens LV

5 For T Contactors and Contactor Relays Spare parts for TB, TC, TF, TK contactors For contactor Auxiliary contacts Size Type NO NC kg 2 and 4 TB44, TC Auxiliary switch block, left or right (replacement for TY A/-1B) B TY AA unit TC nd auxiliary switch block, left 1) C TY K 1 1 unit nd auxiliary switch block, C TY L 1 1 unit right 1) 8 and 12 TC52, 1 1 Auxiliary switch block, left B TY A 1 1 unit TC56 Auxiliary switch block, B TY B 1 1 unit TY A right 2nd auxiliary switch block, C TY K 1 1 unit left 1) 2nd auxiliary switch block, C TY L 1 1 unit right 1) Contacts with fixing parts In order to ensure reliable operation of the contactors, only original replacement contacts from Siemens should be used. 2 TC44 (1 set = 2 moving and 2 fixed switching B TY A 1 1 set TC48 elements) B TY A 1 1 set TC52 B TY A 1 1 set TY A 12 TC56 B TY A 1 1 set Rated control supply voltages for coils, see page / TC44 1 arc chute, C TY A 1 1 unit TC48 2-pole C TY A 1 1 unit TC52 C TY A 1 1 unit TC56 C TY A 1 1 unit TC2 48 DC operation 2 TC44 C TY6 44-0B unit TC48 C TY6 48-0B unit TC52 C TY6 52-0B unit TC56 C TY6 56-0B unit AC operation 2 TC44 C TY7 40-0A unit TC48 C TY6 48-0A unit TC52 C TY6 52-0A unit TC56 C TY A unit ) Can only be mounted on AC-operated contactors. Siemens LV /14

6 For T Contactors and Contactor Relays Spare parts for TB, TC, TF, TK contactors Varistors For contactor Rated control supply voltage U s PU PS* PG Weight Type V AC/DC kg TC7 Contacts with fixing parts TC7 For sticking onto the contactor base Main contacts (1 set) For TC78: 2 units required per contactor 24 C TX F 1 1 unit C TX G 1 1 unit B TY E 1 1 set TC74 4 NO +4 NC B TY J 1 1 unit TC78 Auxiliary contact, left, with C TY C 1 1 unit NO +2 NC Auxiliary contact, right, with 2 NO +2 NC C TY D 1 1 unit TC7 For TC78: 2 units required per contactor C TY C 1 1 unit Contacts Size Type NO NC NC kg With screw terminals TY TF68 and TF st auxiliary switch block, left or right Replacement for: TY A/-1B Auxiliary switch block, left or right nd auxiliary switch block, left or right Replacement for: TY K/-1L. For coil reconnection with DC economy circuit, with screw terminals 14 TF68 and TF69 B TY AA unit B TY EA unit B TY KA unit Auxiliary contact block C TY G 1 1 unit For rated control supply voltages for coils, see page /146. Size Type kg AC operation 14 TF68 The coils are fitted as standard with C TY7 68-0C unit TF69 varistors against overvoltage. The coil is C TY7 69-0C unit supplied with switch-on electronics. DC operation DC economy circuit 14 TF68 Reversing contactors are required for C TY7 68-0D unit TF69 size 14 contactors: Contactor type TF68 and TF69 Reversing contactor TC44 (70 mm wide, 85 mm high) The coils are supplied without reversing C TY7 69-0D unit TY7. contactor. Vacuum interrupters In order to ensure reliable operation of the contactors, only original replacement interrupters from Siemens should be used. 14 TF68 vacuum interrupters with mounting B TY B 1 1 set TF69 parts B TY B 1 1 set For solid-state compatible auxiliary switch blocks, see page /15. /144 Siemens LV

Suppressors for contactors

Suppressors for contactors A safe, unshakeable connection is an important criteria for all suppressors Snaps into the label plate opening The label plate of the contactor can be removed and our suppressor module snaps firmly in