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GE WavePro LVPCB Application Manual

Low voltage power circuit breakers
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WavePro
Low Voltage Power Circuit Breakers
Application Guide
The Ultimate Assurance
In Uptime And Reliability
Now with 100kAIC ratings!

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  Summary of Contents for GE WavePro LVPCB

  • Page 1 WavePro Low Voltage Power Circuit Breakers Application Guide The Ultimate Assurance In Uptime And Reliability Now with 100kAIC ratings!
  • Page 2 WavePro Low Voltage Power Circuit Breakers Table Of Contents Key Features .................2 Basic Configurations &...
  • Page 3 A standard padlock device allows you to install up to three padlocks to prevent acciden- WavePro circuit breakers are the newest generation of GE tal or unauthorized closing of the breaker. low voltage power circuit breakers. WavePro builds on the...
  • Page 4 Key Features Padlock provision on the breaker escutcheon to Sealable door over the trip unit — trip settings can be lock the breaker in the open and trip-free position viewed but not changed Optional operations counter (field installable) Easy access to key breaker operating information — Trip unit visible through the breaker escutcheon drawout position indicator, breaker contact status, closing —...
  • Page 5 Basic Configurations & Ratings Basic Configurations WavePro™ low voltage power circuit breakers are available in various levels of interrupting capacity (IC) and are identified with a suffix in the model number. WPS indicates “standard IC”, WPH indicates “high IC”, WPX indicates “extended IC”...
  • Page 6 Features & Characteristics Drawout Construction diameter shank — to be installed to keep the breaker All WavePro breakers are furnished in drawout construction. mechanically trip-free. (B) A drawout padlock provision on the side of all breakers permits locking the breaker in They may be used in type WPxxxSUBxxx substructures either the TEST or DISCONNECT position with up to three or mounted in type AKD-10 low voltage switchgear and...
  • Page 7 Features & Characteristics (cont.)
  • Page 8 Operation Description of Operation wired separately from the closing circuit so that a separate Manually operated — All manually operated breakers are source can be used for spring charging as well as providing charged via the pump handle in the escutcheon. Operating the ability to block automatic recharging of the springs if the charging handle several times fully charges the closing required by the breaker application.
  • Page 9 Accessories for Drawout Breakers Auxiliary Switch (Field installable kit available) cation of a fault trip and/or disable electrical operation of The auxiliary switch is used for indication of breaker main breakers that may have automatic control. contact position. It is available on manually and electrically operated breakers in either For Power+™...
  • Page 10 Accessories for Drawout Breakers (cont.) Fans and Fan Controller (WP-50) designed for center-of-gravity lifting so that the breaker is not The WP-50 breaker is provided with integrally mounted subject to excess movement when removed from the cubicle. cooling fans. Fan control is initiated by the trip unit which signals a fan controller to turn the fans on and off when the Table 8.2 WavePro Breaker Lifting Tools load current exceeds or drops below 4200 amperes.
  • Page 11 Accessories for Drawout Breakers (cont.) Padlocking Provisions Table 9.1 Field installable Remote Charge Indicator Switch kit All WavePro breakers are furnished with catalog numbers standard padlocking provisions for opera- Breaker Frame and Operation tor safety. The breaker may be placed in a WP-08 / 16 / 20 Manually or Electrically Operated WPRCISFKIT1...
  • Page 12 Accessories for Drawout Breakers (cont.) Table 10.1 WP-32 / 40 / 50 circuit breakers not require the use of a shunt trip). The shunt trip coil is rated for intermittent duty and is supplied with an auxiliary switch Spring charging Closing motor (amps) contact that automatically removes control power following a...
  • Page 13 Accessories for Drawout Breakers (cont.) tact is wired into the spring mounted externally to the breaker. It is rated 125Vdc, charging circuit. If control 250Vdc, 208Vac or 240Vac, 50/60Hz. For any other AC power is lost during the spring source voltage, a control power transformer with a 240v sec- charging cycle, spring charging ondary, rated at least 100VA, is required.
  • Page 14 • Health monitor: Trip unit health status “okay” is illustrated True RMS Sensing The Power+ trip unit continues to use GE’s proven tech- by slow blinking of the LTPU LED. It may be seen by nique of measuring true rms currents of both sinusoidal depressing and holding the VIEW button.
  • Page 15 Trip Units — Power+™ (cont.) Operation of Power+™ Trip Units trip signal from the microprocessor to the trip actuator. The trip actuator is a low energy, positive-action tripping device. Power+ Phases The low-level trip signal counteracts the strength of the Trip Unit Breaker Mounted A B C N...
  • Page 16 Trip Characteristics — Power+™ Long-Time Protective Functions Instantaneous Function Long-Time Function/Current Setting (Standard) The instantaneous trip point establishes the value of current that The adjustable long-time setting is based on multiples of “X,” the will trip the breaker without intentional time delay. Instantaneous rating plug ampere rating.
  • Page 17 Trip Characteristics — Power+™ (cont.) Short-Time Delay Once installed, the ground-fault function is enabled and Short-time delay is always provided when short-time pickup adjusted through the pickup and delay selector switches on is ordered. Short-time delay provides additional refinement the rating plug. The optional Defeatable Ground Fault in providing coordination between upstream and down- includes an “OFF”...
  • Page 18 Trip Characteristics — Power+™ (cont.) Rating Plugs used with MicroVersaTrip Plus™ and MicroVersaTrip PM™ trip units. See Table 16.1 for available ratings. Table 16.1 Breaker/Sensor/Rating Plug Combinations for Power+ Breaker Frame Sensor Available Rating Plugs Rating (Amps) Rating (S) with or without Ground Fault (X) 80, 100, 125, 150 200, 225, 250, 300, 400 800/1600...
  • Page 19 Caution: the metering, communications and protective relaying func- batteries are automatically shut off when no programming tions. MicroVersaTrip PM trip units operate with the GE operation or display request is called for within 30 seconds POWER LEADER™ Power Management System.
  • Page 20 Trip Units — MicroVersaTrip Plus™ Operation Of MicroVersaTrip Plus™ Trip Units actuator causes the breaker to open. The bell alarm is not MicroVersaTrip Plus trip units have a menu of standard and activated by any other manual or electrical tripping means. optional functions.
  • Page 21 Trip Characteristics — MicroVersaTrip Plus™ and PM™ Long-Time Protective Functions Instantaneous Function (Standard) • Long-Time Function/Trip Setting (Standard) All WavePro™ breakers are available with standard The adjustable long-time setting is based on multiples of adjustable instantaneous trip function. The instantaneous the rating plug amp rating.
  • Page 22 Trip Characteristics — MicroVersaTrip Plus™ and PM™ (cont.) • Short-Time Delay Ground-Fault Protection (Optional) Short-time delay is always provided when short-time Ground-Fault Protection pickup is ordered. Short-time delay provides additional A ground fault is an unintentional current flow from a refinement for coordination between upstream and circuit through a conductive path to ground.
  • Page 23 Trip Characteristics — Power+™ , MicroVersaTrip Plus™ and PM™ Table 21.1 Power+™, MicroVersaTrip Plus™ and MicroVersaTrip PM™ Trip Unit Characteristics Long-time Short-time Long Time (LT) (Pickup) Delay Pickup Delay Max. Sensor Rating Multiple of Rating Plug Amps [Band] (Multiple of Long Time) [Band] Frame Size Amp Rating...
  • Page 24 MicroVersaTrip PM™ trip units can provide improved MicroVersaTrip PM trip units add communications protection to zones between breakers through the use of capability with remote host computers and the GE POWER Zone Selective Interlocking. When a downstream breaker LEADER™ Power Management System. In addition, the...
  • Page 25 Trip Units — MicroVersaTrip PM™ +24 Vdc Input MicroVersaTrip PM™ trip units require an external +24 Vdc This power supply may also be used with MicroVersaTrip auxiliary power supply to furnish power to the communica- Plus trip units. This allows low current values and trip tar- tion network.
  • Page 26 MicroVersaTrip PM™ Metering and Relaying Metering • Undervoltage: Undervoltage protection may be set from When the metering function is selected, a number of stan- 50% to 90% of the true rms nominal voltage in incre- dard metering parameters can be viewed on the LCD dis- ments of 1%.
  • Page 27 MicroVersaTrip PM™ Metering and Relaying (cont.) Programming Trip Units • Short-time and instantaneous trips: Short-time and instanta- All MicroVersaTrip Plus™ and MicroVersaTrip PM™ trip neous trips share the same trip target. The PICKUP units for WavePro™ breakers use the same programming target is not illuminated, since the time intervals between keypads.
  • Page 28 MicroVersaTrip PM™ Metering and Relaying (cont.) Rating Plugs Current Sensors Interchangeable rating plugs are used in all of the Toroidally wound current sensors are furnished for all MicroVersaTrip Plus™ and MicroVersaTrip PM™ trip major protective functions, and for use with MicroVersaTrip units across the entire WavePro™...
  • Page 29 Trip Unit and Rating Plug Catalog Numbers Table 27.1 MicroVersaTrip Plus™ / PM™ trip unit catalog numbers Table 27.2 Power+™ trip unit catalog numbers K 3 32 LSI GD Z1 PM R J 3 32 LSI T1 R Code Description Function Code Description...
  • Page 30 WavePro™ Breaker Catalog Number Guide Equipment Usage Frame Sizes & Interrupting Rating Trip Unit Type, Characteristics & Trip Rating Usage Code Trip Unit type Code none (non-automatic) AKD10/PBII/AV3 Access Equipment MVT Plus OEM Substructure MVT M (metering & communications) B MVT PM (relaying, metering Interrupting Capability/ Silver...
  • Page 31 WavePro™ Breaker Catalog Number Guide (cont.) Breaker Operation & Control Voltages Breaker Mounted Accessories Operation Accessory Code Future use Charge & Close Code none manual Aux switch manual with remote 4 stages close Aux switch Close voltage 7 stages 120v-60Hz 240v-60Hz Accessory Accessory...
  • Page 32 WavePro™ Breaker Wiring Diagram NOTES: (1) BREAKER SHOWN IN THE OPEN POSITION WITH THE CLOSING SPRINGS DISCHARGED, BELL ALARM RESET. (2) THIS DRAWING SHOWS ELECTRICAL CONNECTIONS ONLY. THE EXACT LOCATION OF COMPONENTS CANNOT BE DETERMINED FROM THIS DRAWING. (3) THIS DRAWING DEPICTS STANDARD WIRING DIAGRAM ONLY. (4) DEFINITIONS: E/O-ELECTRICALLY OPERATED CIRCUIT BREAKER;...
  • Page 33 WavePro™ Breaker Wiring Diagram (cont.) Green Blue Y ellow OFLO OFLO OFLO UV/ELO PH.A PH.B PH.C White Black OPEN FUSE LOCKOUT BELL ALARM CONTACTS UNDERVOLTAGE OR (WPS-20, WPS-32, WPS-40, (SHOWN WITH OR WITHOUT ELECTRIC LOCKOUT & WPS-50 FRAMES ONLY) LOCKOUT OPTION) (TAP) (COM) REMOTE CHARGE...
  • Page 34 Breaker Weights and Fuse Ratings Weights of WavePro™ drawout low voltage power circuit breakers and associated drawout fuse carriages (fuse roll-out ele- ment) are shown in Table 32.1. Table 32.1 WavePro breaker and fuse roll-out weights Net Weight, lb. [kg] Device Manual Electrical...
  • Page 35 Altitude correction factors Suffix BG provides notched blade rejection When applying low voltage power circuit breakers at altitudes Suffix GE provides offset blade for breaker mounting greater than 6,600 feet, their continuous current rating must Suffix 55BA provides milled blade rejection be modified because a higher temperature use will be experi- enced for a given current rating.
  • Page 36 Time Current Curves...
  • Page 37 Time Current Curves (cont.)
  • Page 38 Time Current Curves (cont.)
  • Page 39 60% of the above test values when the dielectric test is performed after a test sequence. GE Trip Unit Testing GE has developed a qualification test plan for the Power+™, The required five test sequences include: MicroVersaTrip Plus™ and MicroVersaTrip PM™ trip units...
  • Page 40 Standards & Testing (cont.) output lines connected to the breaker. Both fast transient and oscillatory surges are applied. 4. RF and EMI. These tests ensure that the breaker and trip unit are not susceptible to radiated electromagnetic fields. The test is performed per the ANSI C37.90.2 Radiated Field Immunity specification.
  • Page 41 The breaker shall not use a hidden instantaneous Detailed specifications or making current release to achieve its short time withstand ratings. This specification covers GE WavePro™ low voltage power circuit breakers, types WPS, WPH, WPX, WPF Breakers shall contain a true two-step stored energy mechanism pro-...
  • Page 42 Guideform Specifications (cont.) Trip devices 2) <Defeatable ground fault function with adjustable pickup Power+™ trip unit and time delay, with three delay bands, and switchable I 1. Each circuit breaker shall be equipped with a protective trip unit ramp.> system to open the breaker for overloads, short circuits <and 4.
  • Page 43 Guideform Specifications (cont.) time to sum intermittent ground fault current spikes. which shall be displayed on the LCD: i. A cover with provisions for sealing the rating plug, the trip unit, a. Current, rms (A or kA), each phase 2.0% accuracy. and the “ENTER”...
  • Page 44 GE Consumer & Industrial 41 Woodford Avenue, Plainville, CT 06062 www.GEindustrial.com © 2004 General Electric Company imagination at work DET-167C 0904 BL...