Содержание Cutter-Hammer SPB-50

Страница 1: ...utter Hammer I B 29 801c Instructions for the Systems Pow R Breaker and Drawout Mechanism 400 800 1200 1600 2000C 2500 3000 4000 5000 Amp Frames E T N Effective 7 00 Courtesy of NationalSwitchgear com...

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

Страница 3: ...E PERSONNEL WITH THE STYLE OF PRESENTATION THIS WILL HELP TO INSURE THAT PERSONNEL ARE ALERT TO WARNINGS IN ADDITION CAUTIONS ARE ALL UPPER CASE AND BOLDFACE SAFETY All safety codes safety standards a...

Страница 4: ...eration Check 2 5 6 Deadfront Cover for Through the Door Drawouts 2 5 7 Breaker Position Nameplate Installation Instructions 2 6 Mounting of Fixed Mounted Breakers 2 6 1 Secondary Contacts 5 5 5 5 5 7...

Страница 5: ...ion Padlock Adapter Behind the Door Only 5 10 Push to Open Padlockable Adapter Kit 5 11 Manual Closing Blocking Adapter Kit 5 12 Bell Alarm 5 13 Control Terminal Blocks for Fixed Mounted Breakers 5 14...

Страница 6: ...e Removed 2 1 5 2 2 6 2 3 6 2 4 6 2 5 7 2 6 9 2 7 9 3 1 10 3 2 10 4 1 11 4 2 12 4 3 13 4 4 13 4 5 14 4 6 14 4 7 15 4 8 15 Shunt Trip Kit Shunt Trip Installed Spring Release Kit without Anti Pump Relay...

Страница 7: ...th short cir cuit withstand ratings shown in Table 1 2 1 3 SAFETY PRACTICES To protect personnel associated with the installation operation and maintenance of this equipment the fol lowing practices m...

Страница 8: ...kers and their associated switchboard a Qualified Person should also be trained with respect to the haz ards inherent to working with electricity and the proper way to perform such work The individual...

Страница 9: ...lts 100KA 100KA 50KA 100KA 100KA 85KA 240 480 600 Short Time 3 250 800 Amps 1200 3000 Amps 4000 5000 Amps 25KA 35KA 65KA iype orb IGOfiri 1600 thru 5000 Amp Fratuss Interrupting 2 4000 5000 Amps 1600...

Страница 10: ...480 35 000 480 65 000 480 65 000 480 800 800 L 1200 1600 2000C 2500 3000 4000 5000 1200 L 1600 L 2000 2500 3000 4000 5000 L L L L L High Withstand SPBNH 400 400 R 200 000 480 200 000 480 200 000 480...

Страница 11: ...the switchboard Use the strap for balance as you align the unit with the mounting holes After mounting remove the tapes which hold the exten sion rails in place Lift slightly on both rails to slide t...

Страница 12: ...ism includes an indexing lever with a red indicating handle that also serves as an emer gency manual trip lever An indexing bracket is mounted on the right hand side of drawout mounted breakers Positi...

Страница 13: ...identified right to left A B C and D as viewed from the front of the breaker Figure 2 4 Secondary control terminals are normally terminated in a control terminal block located in the cable compartmen...

Страница 14: ...ratchet Clock wise motion moves the breaker towards the CONNECT ED position Counterclockwise motion moves the breaker towards the WITHDRAW position Figure 2 5 Rack the breaker to TEST position Insure...

Страница 15: ...r to insertion into the station any portion of the cassette If a key interlock is used care must be taken during mounting not to damage the rotating tripper 2 6 1 SECONDARY CONTACTS 2 6 MOUNTING OF FI...

Страница 16: ...Optional adjustments include short time pickup short time delay ground fault pickup and ground fault time delay The trip unit also includes a rating plug and LED indicators for breaker tripping on ov...

Страница 17: ...n 4 2 3 Rotation on the Drawout Mechanism Suitable electrical and mechanical interlocks are provided to pre vent incorrect operation of the breaker See Figure 4 1 for Section 4 1 references 4 1 2 HOW...

Страница 18: ...ly is to push the mechanical PUSH TO CLOSE pushbutton Precharged breakers may be closed remotely via a spring release solenoid which is standard for electrically operated breakers and optional for man...

Страница 19: ...ST position If rotation of the breaker for inspection is desired the shield should be removed in the DISCONNECT posi tion prior to the breaker being pulled into the WITH DRAWN position To move the bre...

Страница 20: ...reakers must be rotated on front wheels in the opposite direction To return breaker to its FRONT position reverse the procedure Keep pulling forward on the breaker until the back wheels move into the...

Страница 21: ...spring energy dis charged The mechanism is electrically isolated from the primary conductors however for fixed mounted breakers all control power to the acces sories should be disconnected to avoid a...

Страница 22: ...NT TRIP The breaker shunt trip is a conventional shunt trip acces sory used in conjunction with an a auxiliary switch to provide for breaker opening from a remote control source In addition to the cut...

Страница 23: ...r when the monitored voltage is equal to or less than the release setting Normally the UVR coil is connected to the line side of the circuit breaker without an auxiliary switch in the circuit The UVR...

Страница 24: ...6 Electrical Operator Kit Being Installed Figure 5 5 Electrical Operator Kit Figure 5 8 Auxiliary Switch Installed Behind Flight End Barrier Figure 5 7 Auxiliary Switch Kit F T N Effective 7 00 Courte...

Страница 25: ...ime delay settings of 1 3 and 5 seconds at 120 volts and 5 7 and 1 0 at 240 volts It must be applied only with a 60V DC instantaneous undervoltage release Linkage kits are available for field mounting...

Страница 26: ...a 0 190 32 tap for the one way screws The fixed breaker lock mounting bracket will also permit the addition of up to two 12 point terminal blocks on the right hand side for secondary control wiring 5...

Страница 27: ...not when the breaker is operated manually A normally open contact closes when the breaker trips due to an overload or short circuit The normally open contact can be placed in a circuit with a warning...

Страница 28: ...nting bracket may be mounted simultaneously with the Kirk key interlock mounting bracket The terminal blocks are rated 6 A 600 volts 5 15 T CONNECTORS Removable T Connectors are mounted and supplied a...

Страница 29: ...dards it is recommended that a routine inspection be conducted at the end of the first six months of service for breakers used under nor mal operating conditions After the first inspection inspect at...

Страница 30: ...d mounted breakers should be de energized Drawout mounted breakers should be racked to the TEST or removed positions for inspection and for con ducting mechanical tests Electrically operated drawout b...

Страница 31: ...Courtesy of NationalSwitchgear com...

Страница 32: ...PAR TICULAR PURPOSE OR MERCHANTABILITY OR WARRANTIES ARISING FROM COURSE OF DEAL ING OR USAGE OF TRADE ARE MADE REGARDING THE INFORMATION RECOMMENDATIONS AND DESCRIPTIONS CONTAINED HEREIN In no event...

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