GE AKR-5-100 Скачать руководство пользователя | Manualshive

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Courtesy of NationalSwitchgear.com

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Содержание AKR-5-100

Страница 1: ...uit Breakers J Types AKR 75 100 AKR 5 100 AKR 5A 100 Manually operated AKO type Manually operated AKD 5 type AKR 58 75 AKR 5C 75 Electrically operated substructure type Electrically operated AKD 6 type GENER AL fj ELECT RIC I Courtesy of NationalSwitchgear com ...

Страница 2: ... Courtesy of NationalSwitchgear com ...

Страница 3: ...MAINTENANCE 5 0 DRAWOUT BREAKERS 9 1 Inspection 5 9 2 Lubrication 5 1 General 6 9 3 Reference Publications 5 2 No Code Letter AKO Switchgear 6 5 2 1 Breaker Insertion 6 SECTION 10 5 2 2 Breaker Removal 7 10 0 INTERCHANGEABILITY OF 5 3 Code A AKD 5 6 Switchgear 8 DRAWOUT BREAKERS 5 3 1 Breaker Insertion 8 10 1 General 5 3 2 Breaker Removal 8 10 2 No Letter AKD Types 5 4 Code B AKR Substructure 8 10...

Страница 4: ... x x AKR NS 75F x AKR N 100F x AKR NB 100F x x 6000 AKR ND 100F x x AKR NF 100F x x AKR NS 100F x AKR NW 1OOF x PRIMARY STUD TYPE Bar Tube Tube Fingers Fingers Fingers Fingers Bar Tube Tube Fingers Fingers Fingers Fingers Bar Bar Tube Fingers Fingers Fingers Bar Tube Fingers Fingers Fingers Bar Bar Example AKR 5B 75 identifies a drawout substructure mounted breaker equipped with the SST trip devic...

Страница 5: ...aft or other non absorbent paper will prevent dust from settling on the breaker SECTION 3 Installation 3 1 CLASS 1E APPLICATION NOTE Before installing in a Nuclear Class 1E application verify that this product is intended for such use by checking the procurementrecords 3 2 LOCATION In choosing a location for the installation ofthese breakers there are two factors to be considered The first is the ...

Страница 6: ...ut dimensions as given by the appropriate outline draw ing must be maintained to provide adequate electrical clear ance Connecting bus and cables must be rigidly supported to prevent undue stress on the breaker terminals Outline drawing numbers giving dimensions for designing a suitable enclosure for the stationary AKR 75 and AKR 100 types are given below TABLE 3 Stationary Outline Drawing Breaker...

Страница 7: ...ct drawout positions CON NECTED TEST and WITHDRAWN 2 Racking travel occurs only between the CONNECTED position and a point just short of reaching the TEST position 3 The compartment door must be open during racking 5 2 1 BREAKER INSERTION 1 Prior to lifting a breaker to its intended compartment location observe the following precautions a Check the compartment to insure that it is free of foreign ...

Страница 8: ...ever and pull the breaker out of its compartment until the tray stops At this position the tray will be fully withdrawn against its limit stop The withdrawal movement for electrically operated breakers differs from the above in that the tray is stopped short of its WITHDRAWN limit by the compartment mounted spring discharge stop In order to complete the withdrawal the dosing springs first must be ...

Страница 9: ... Each position is clearly identified by a rotary indicator visible through an opening in the door SPRING DISCHARGE LEVER With the dooropen the breaker is manually pulled out from the DISCONNECTED to the WITHDRAWN position here the breaker is completely out of its compartment ready for re moval NOTE All electrically operated AKR 75 100 breakers employ a spring discharge interlock which preventsremo...

Страница 10: ...sent in existing compart ments originafly furnished for non quick close type e ectricaflyoperated AK 751100 breakers Regard less of whether this interlocking hardware is present in a compartment ALWAYS verify that the closing springs are discharged and the breaker is tripped OPEN before removal is attempted Fig 3 AKR drawout substructure Cat No TAK8SS02 3200 amperes 5 Attach lifting hooks at the c...

Страница 11: ...the compartment until the rear bottom flange of the breaker rests against the guides behind the dowel pins 6 Slowly lower and guide the breaker onto the tray so the holes in the rear flange fit over the two dowel pins When correctly positioned on the dowel pins the breaker s rear and side bottom flanges will rest firmly on the tray 7 Secure the breaker to the tray by inserting and tighten ing two ...

Страница 12: ...ice to the cutout notches in the top wraparound frame of the breaker using care to prevent dam age to the wiring 7 Lilt the breaker approximately one half inch off the dowel pins Push the tray back into the compartment 8 Swing the breaker forward until the primary discon nects clear the compartment Lower the breaker onto a flat surface free of protrusions that could damage the breaker s internal p...

Страница 13: ... 0 FIG 6 AKR 60 75 ELECTRICALLY OPERATED AKD 8 TYPE I r FIG 7 AKR F 75 ELECTRICALLY OPERATED SUBSTRUCTURE TYPE 12 Courtesy of NationalSwitchgear com ...

Страница 14: ...attached to its left side prevents the panel from being opened Unlike the other three types AKD fuse rollouts do not employ a screen in front of the fuses Instead of acting directly on the racking mechanism the keylock is arrang ed to prevent inadvertent opening of the compartment door So long as the breaker is closed the FRO compart ment door cannot be opened If the breaker is open the key can be...

Страница 15: ...t trip devicewhich includes a ground tauItelement for use on 4 wire circuits an additional terminal board is provided on the breaker for connecting to the equipment mounted neutral sensor physically located in the neutral conductor On drawout breakers the control circuits terminate in the breaker compartment on the stationary portion of separable secondary disconnects see fig 10 q_Deoooooo TERMINA...

Страница 16: ...ged by a gear motor With the springs discharged volt age applied to the control circuit will energize the motor through the G switch contacts see fig 11 The motor through the gear reduction output crank compresses the closing springs until they are fully charged As this fully charged position is re ached mechanically operated switches F and G reverse their shown position the G switch deenergizing ...

Страница 17: ...vice OFLO This OFLO is a special trip device having three 3 shunt trip elements one per phase the coil of each being connected across its corresponding fuse in the fuse rollout unit Connections are made via the C secondary disconnect block on the breaker thru the B secondary disconnect block on the fuse rollout unit The arc voltage generated by a blown fuse activates its OFLO shunt trip coil there...

Страница 18: ... hardware on the breaker and the bottom of the compartment for any hardware that has fallen from the breaker 4 Remove the arc quenchers and inspect the arc quenchers and contacts for breakage or excessive burning 5 The performance of the solid state current trip devices may be checked with a suitable test set Check electrome chanical devices for positive trip in accordance with the in structions i...

Страница 19: ...of Drawout Breakers 10 1 General 19 10 2 No Letter AKD Types 19 10 3 Code A Types 19 10 4 Code B Types 19 10 5 Code C Types 19 10 6 Code D Types 19 10 7 Code F Types 19 10 8 E Type Rejection 19 18 Courtesy of NationalSwitchgear com ...

Страница 20: ... reject them from AKO compartments An outrigger bracket is attached to the right edge of the rear frame of each B breaker per Fig 14 This interf ires with the ramp cam on the right wall of the AKO compartrr ent and prevents entry of the B unit 19 10 5 CODEC TYPES All C elements are unique and non interchangeable within and between frame sizes This is accomplished by the rejec tion hardware system ...

Страница 21: ...100 6000A AKA 75 4000A AKA 100 4000A AKA 75 3000A AKR 100 4000A AKR 75 3200A AKR 100 4000A AKR 75 3200A FUSE ROLLOUT ELEMENTS l 25 I TAK94FCO FRONT OF BREAKER 4000A _n f 33 ___ j 11 s 1 25 I T TAK94FCA 4000A _L 1H s f 33 l T TAK83FCB 3200A r 25 TAK94FCB 4000A r 2s Fig 12 Drawout breaker interchangeability chart plan view All breaker units joined by 11114 11111 fit the same compartment All others h...

Страница 22: ...IDE PLATE Fig 13 Rejection hardware on AKR 75 AKO type units to prevent insertion into B type substructures and AK0 8 Switchgear Fig 14 Rejection means on AKR 75 100 code B D and F type drawout breakers to exclude them from AKO type compartments f 1 Y J Courtesy of NationalSwitchgear com ...

Страница 23: ...e plate 3 Rejection plate 4 3 a diam pin in drawout tray 5 V2 diam pin in drawout tray 6 Clearance hole in plate and flange 7 Breaker mounting bolt hole Fig 15 Rejection hardware on AKR 75 100 Code 8 D and F type drawout breaker elements Plan views FUSE ROLLOUT ELEMENTS 600VAc 0 0 0 3200A TAK83FCB TAK83FCD 0 4000A TAK94FCB TAK94FCD 22 Courtesy of NationalSwitchgear com ...

Страница 24: ... S S P4 P3 AKR 100 SOOVDc r 2 12 J S PS RIGHT SIDE Pl ATE AKR 75 REJECTION BAACKET ON SIDE PLATE f 1 s2l P 2 AKR 100 FIG 16 Rejection hardwere on AKA 751100 Code C type drawout breaker elements side views Courtesy of NationalSwitchgear com ...

Страница 25: ... 600VAc 1 12 I I lfl l AKR 75 AKR 100 j 600VAc Hl 12 s 3200A FUSE ROLLOUT ELEMENT TAK83FCC H l 12 s 4000A FUSE ROLLOUT ELEMENT TAK94FCC 24 Courtesy of NationalSwitchgear com ...

Страница 26: ...E REJECTION FLANGE PIN IN DRAWOUT TRAY a w w a CD LL 0 0 0 I z 0 a LL l BASIC REJECTION SYSTEM PER FIG 13 PLAN VIEW Fig 17 Optional E Type rejection hardware on AKR 75 100 Code B D and F type drawout breaker elements J I 1 Courtesy of NationalSwitchgear com ...

Страница 27: ... I 4 NOTCHED TO v I CLEAR THE I I I REJECTION PIN I I I I I I I I BRACKET I I I I I I J I I I t E TYPE REJECTION PIN Je _ _ FRONT Fig 18 Optional E Type rejection system on AKR 75 100 Code C drawout breaker elements 26 Courtesy of NationalSwitchgear com ...

Страница 28: ...red sufficiently lor the purchaser s purposes the mat ter should be referred to the General Electric Company These instructions are Intend ed for use by qualilied personnel only Outside the U S and Canada write Export Sales and Services 570 Lexington Avenue New York NY 10022 GEl 86151 C 10 81 PS E For further information call or write your local General Electric Sales Office or Distribution Equipm...

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