Molded Case Circuit Breakers
■ Eaton W-VACiMB — MV Compact Circuit Breaker Unmatched reliability, efficiency, and safety — the Eaton W-VACiMB features an IEC rating of 17.5 kV, W-VACiMB compact circuit breakers are global solutions for 50 and 60 Hz.
• Industry-leading vacuum and solid insulation technology • Environmentally friendly — free of hazardous SF6 gas that
contributes to the greenhouse effect and associated climate change
• Designed and third-party tested to the latest IEC 62271-100 and EC 62271-1 Standards
• Versatile — well-suited for special environment conditions, such as high altitude, light shock, vibration, and high ambient temperature
• Sealed from dust and contaminants that are prevalent in the mining industry, providing long, reliable equipment life
• Provides valuable space savings for applications such as mining, where space is at a premium
• Requires little maintenance other than routine inspections, keeping costs down
• Makes and breaks power in a sealed environment with no external arcing — a significant safety feature in mining applications where hazardous gases can exist
• Tested mechanically and electrically at ISO® 9001-certified factory
Please contact your local WESCO Branch for ordering information.
■ Eaton Series NRX™ Power Circuit Breakers
Circuit Breakers
Safe, seamless, smart breakers for low-voltage power distribution applications
532
• Series NRX with Power Release Xpert (PXR) Trip Unit is available with a variety of cable and bus connection options: rear fixed, front fixed, fixed hybrid, and drawout • Small size allows for easy and flexible integration into existing structures • Design makes it easily accessible during gear and board maintenance • Eaton’s new PXR electronic trip units provide advanced metering, communication, and diagnostics features with an easy-to-use interface
WESCO Part No.
Mfr.’s Model No.
789460-92073 789460-92074 789460-92075 789460-92076 789460-92077 789460-92078 789460-92079 789460-92080 CALL CALL CALL CALL CALL CALL CALL CALL CALL
NSS4083W NSS5083W NSS6084F NXS6123F NXS6124W NES4103F NES5134W NES6163W NYR4083W NYR6083B NYR6123B NYR6123W NYR6124B RYR6303B RYR8303B RYR8304B NYS4083B
CALL
NYS4084B
CALL
RYSC303B
CALL
RYSC304B
CALL CALL CALL CALL CALL CALL CALL
NGS6083B NGS6084B NGS6103B NGS6104W RGS8133W RGS8134W RGSC404B
• The Power Xpert® Protection Manager (PXPM) software for the PXR trip units can provide and perform secondary injection and test reporting through a PC to simplify testing, serviceability, and customization • The breaker ratings are:
– NF-frame with digitrip: 800A for UL1066
–N F-frame with PXR trip unit: 800–1200A for UL489 and 630–1600A IEC 60947-2
– R F Frame with PXR: 800–3000A for UL 489 and 800–4000A for IEC 60947-2
Industry Standard
Interrupting Rating
Frame
Amps
Volts
Poles
Mounting
Trip Unit
UL1066 UL1066 UL1066 UL489 UL489 IEC IEC IEC UL489 UL489 UL489 UL489 UL489 UL489 UL489 UL489 UL489 with High Short-Time (30 cycle) Withstand Capabilities UL489 with High Short-Time (30 cycle) Withstand Capabilities UL489 with High Short-Time (30 cycle) Withstand Capabilities UL489 with High Short-Time (30 cycle) Withstand Capabilities IEC IEC IEC IEC IEC IEC IEC
42 kAIC 50 kAIC 65 kAIC 65 kAIC 65 kAIC 42 kAIC 50 kAIC 65 kAIC 42 kAIC 65 kAIC 65 kAIC 65 kAIC 65 kAIC 65 kAIC 85 kAIC 85 kAIC 65 kAIC
NF NF NF NF NF NF NF NF NF NF NF NF NF RF RF RF NF
800 800 800 1200 1200 1000 1250 1600 800 800 1200 1200 1200 3000 3000 3000 800
480 VAC 480 VAC 480 VAC 480 VAC 480 VAC 440 VAC 440 VAC 440 VAC 480 VAC 480 VAC 480 VAC 480 VAC 480 VAC 480 VAC 480 VAC 480 VAC 480 VAC
3 3 4 3 4 3 4 3 3 3 3 3 4 3 3 4 3
Drawout Drawout Fixed Fixed Drawout Fixed Drawout Drawout Drawout Fixed Fixed Drawout Fixed Fixed Fixed Fixed Fixed
DigiTrip DigiTrip DigiTrip DigiTrip DigiTrip DigiTrip DigiTrip DigiTrip PXR PXR PXR PXR PXR PXR PXR PXR PXR
65 kAIC
NF
800
480 VAC
4
Fixed
PXR
100 kAIC
RF
3000
480 VAC
3
Fixed
PXR
100 kAIC
RF
3000
480 VAC
4
Fixed
PXR
65 kAIC 65 kAIC 42 kAIC 42 kAIC 85 kAIC 85 kAIC 105 kAIC
NF NF NF NF RF RF RF
800 800 1000 1000 1250 1250 4000
440 VAC 440 VAC 440 VAC 440 VAC 440 VAC 440 VAC 440 VAC
3 4 3 4 3 4 3
Fixed Fixed Fixed Drawout Drawout Drawout Fixed
PXR PXR PXR PXR PXR PXR PXR
To order, call or visit your local WESCO Branch (see page 782) • Go to www.wesco.com