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Summary of Contents for Eaton Xiria NGX
- Page 1 User manual Xiria NGX Xiria NGX IEC medium-voltage switchgear up to 24 kV - 1250 A - 25 kA...
- Page 2 This manual applies to Xiria NGX release 1.0 Administrative data Issue number 6200180 G01 01 Date of issue 23-05-2024 Translation of Checked by Job title Product Manager Name Arjan Veehof Date 07-06-2024 Initials Xiria NGX MN022012EN June 2024 www.eaton.com...
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Page 3: Table Of Contents
1.3 Tools, aids, and protection equipment ........................1 1.4 Standards and guidelines ............................2 1.5 Product information ..............................2 2. Xiria NGX system description .................. 5 2.1 System description ..............................5 2.2 Front and cross-section view circuit breaker panel .....................6 2.3 Technical specifications, general ..........................7 3. - Page 4 5.2.5 Inspecting the protection relay ............................. 25 5.3 Decommissioning the unit ............................25 5.3.1 Material processing after dismantling .........................25 6. Accessories and options ..................26 6.1 Supplied accessories ..............................26 7. Appendix 1 – Floor plans ..................27 Xiria NGX MN022012EN June 2024 www.eaton.com...
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Page 5: General
It is mandatory to follow all legal and regulatory requirements to prevent accidents and 1. Turning off the unit ensure personal safety and environmental protection. Only authorized personnel from Eaton, or under their 2. Ensuring complete isolation responsibility, should conduct any necessary repairs. 3. Preventing reactivation Therefore, information concerning these operations is not 4. -
Page 6: Standards And Guidelines
Figure 1-3: Example of a current transformer Figure 1-1: Example of a system nameplate rating plate Figure 1-4: Example of a voltage transformer Figure 1-2: Example of a circuit breaker rating plate rating plate Xiria NGX MN022012EN June 2024 www.eaton.com... - Page 7 Power supply for spring charging motor 1,2 A for 18 s Power supply for trip coil 3 A for 100 ms Power supply for closing coil 2,5 A for 100 ms (*) Check availability Xiria NGX MN022012EN June 2024 www.eaton.com...
- Page 8 Rated first pole-to-clear factor Rated out-of-phase breaking current Rated cable-charging breaking current IEC 61869 -1 -2, -3 information Ur.t Rated voltage factor and corresponding rated time Isolation level Rated isolation level Rated output Accuracy class Xiria NGX MN022012EN June 2024 www.eaton.com...
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Page 9: Xiria Ngx System Description
Xiria NGX system description Xiria NGX system description System description The Xiria NGX single extendable panels are available for Extendable panels can be supplied in various indoor applications up to 24 kV - 1250 A - 25 kA. combinations and sequences. Delivery ranges from single panels to pre-assembled sections of up to five The system is fully metal enclosed. -
Page 10: Front And Cross-Section View Circuit Breaker Panel
Xiria NGX system description Front and cross-section view circuit breaker panel Circuit breaker panel (example) Figure 2-1: Front and cross-section view 1. Low-voltage compartment (400/600 mm high) 15. Coil and resistor for protection against ferroresonance 2. Protection relay 16. Earth bar 3. -
Page 11: Technical Specifications, General
The unit is fitted with special lifting fixtures. The unit may only be lifted by using these fixtures; see section 3.2.1 & 3.2.2 Facilities to secure the Xiria NGX The base frame of the unit has openings to to the floor... -
Page 12: Unit Installation
• Xiria NGX with a LV topbox of 400 mm, this is equivalent to a minimum height of 1951 mm for the operating area. In the case of arc venting inside the switchroom via an arc chimney, the minimum ceiling height is 2400 mm. -
Page 13: Installation
Figure 3-1: Lifting equipment 3 panel section 3.2.1 Lifting WarNiNG The person in charge of lifting the Xiria NGX unit must hold a certificate from the relevant authorities confirming their authorisation to perform these operations. After lifting, the lifting equipment (1) must remain until the unit is positioned at its final location. -
Page 14: Cable Connections
Each cable cone type C is provided with a “temporarily” mounted Allen key transport bolt M16 x 30 at delivery. These “protective’ bolts must be removed before connecting the cable. Figure 3-3: Cables are secured with plastic cable clamps Xiria NGX MN022012EN June 2024 www.eaton.com... - Page 15 Raychem type sufficient space on the cones, they can also be installed RSTI5. Note that this is the Eaton standard type used around the primary cable (1). If installed around the for connection of voltage transformers.
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Page 16: Replacing The Cable Cone Or Current Transformer
Connection of station earthing The Eaton service department can easily replace cable The Xiria NGX unit can be connected to the station cones in case of damage or in case exchange of current earthing on the left or right side. An earth bar is located transformers is required. -
Page 17: Secondary Cables Connection
Figure 3-8: Position of front plate fixing screws Figure 3-11: Top or side entry secondary cables Figure 3-9: Removing the front plate Procedure (Xiria NGX metering panel) 1. Open the integrated low-voltage compartment by turning the knobs; see Figure 3-10. -
Page 18: Operation
Operation Operation modes The Xiria NGX unit is suitable for local and remote operations. As a standard, the circuit breaker has a motorized spring charging mechanism to enable electrical operation. The changeover switch is manually operated and can be provided with a motor for electrical operation. - Page 19 (8). The handle has two defined ways of placing; with arrow symbol facing up (See Figure 4-5) or arrow facing down (See Figure 4-6). Figure 4-5: Operating handle with arrow symbol Figure 4-6: Operating handle with arrow symbol facing up facing down Xiria NGX MN022012EN June 2024 www.eaton.com...
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Page 20: Operation Via The Control Panel
190° until the change- over switch reaches the busbar position. Additional resistance will be noticeable toward the end of this rotation. The handle cannot be removed until the busbar position of the change-over switch has been reached. Xiria NGX MN022012EN June 2024 www.eaton.com... -
Page 21: Switching From Service To Open Position
There is no need to use the operating handle. Press the pushbutton (10) to electrical operate the change-over switch to the earth position. Check the change-over switch position indicators as per step 3 and proceed with step 4. Xiria NGX MN022012EN June 2024 www.eaton.com... -
Page 22: Switching From Earthed To Neutral Position
IEC 62271-213. package or visit: www.horstmanngmbh.com. This is a continuous internal function check. Figure 4-12: Voltage detection system – voltage not present Xiria NGX MN022012EN June 2024 www.eaton.com... -
Page 23: Manual Spring Charging For Circuit Breaker Operation
When the door is open, it is impossible to switch the • change-over switch from the earth to the busbar Interlocks position. The Xiria NGX unit is equipped with standard mechanical Electrical interlock between disconnector riser and • interlocks to prevent accidental switching operations, circuit breaker sectionalizer. Operation disconnector ensuring safety during operation. -
Page 24: Locking Cable Or High-Voltage Compartment Door
The tool-based interlock is intended to prevent unintentional opening of the (cable) compartment door when there is no built-in interlock. The tool-based interlock can be removed and reinstalled with a standard screwdriver, see Figure 4-15. Figure 4-16: Padlock interlock Xiria NGX MN022012EN June 2024 www.eaton.com... -
Page 25: Earthed Position Interlock
4. A warning sign “Cable earthed” can be placed if required. Remove the padlock 1. Remove the padlock. 2. Move the lifter (1) up and immediately diagonally down away from you to reach the initial position, see Figure 4-17. Figure 4-17: Initial position Xiria NGX MN022012EN June 2024 www.eaton.com... -
Page 26: Gaining Access To The Cable Compartment
Connecting the external back-up earthing Check the position indicator for verification. • • equipment to the earth bar in the cable connection The unit is in the Neutral position. compartment, see Figure 4-21. • Xiria NGX MN022012EN June 2024 www.eaton.com... -
Page 27: Short-Form Instructions
Move change-over switch to busbar position Turn control knob and close CB (Earthed position) Turn control knob and close CB (Service position) Place padlock to lock Earthed position Turn control knob and switch local/remote to "Remote" Xiria NGX MN022012EN June 2024 www.eaton.com... -
Page 28: Inspection And Maintenance
Introduction 5.2.2 Inspecting switching functions Inspect the switching functions by the following The Xiria NGX unit is designed as a maintenance-free procedure: system. Most components don’t require maintenance. All primary, live components are maintenance-free and are 1. With the unit supervisor confirm that the operation housed in a sealed-for-life gas-tight tank. -
Page 29: Testing Voltage Detection
Under normal operating conditions the moisture level 5.3.1 Material processing after dismantling inside the Xiria NGX unit is <15% due to the Silica Gel bags placed inside before the enclosure is sealed. Eaton prioritizes environmentally friendly design and manufacturing. Xiria NGX adheres to ISO 14001... -
Page 30: Accessories And Options
A simplified version of the Orion 3.1. Used for voltage and phase sequence tests of the voltage-detecting unit type WEGA 1 or 2 and LED. E6046007 Functional tester Horstmann for WEGA 1 or 2 voltage detecting units. Xiria NGX MN022012EN June 2024 www.eaton.com... -
Page 31: Appendix 1 - Floor Plans
Appendix 1 – Floor plans Appendix 1 – Floor plans Circuit breaker, direct busbar and busbar voltage measuring panel Xiria NGX MN022012EN June 2024 www.eaton.com... - Page 32 Appendix 1 – Floor plans Sectionalizer/riser with front side cable connection Xiria NGX MN022012EN June 2024 www.eaton.com...
- Page 33 Appendix 1 – Floor plans Sectionalizer/riser with fixed rear side connection Xiria NGX MN022012EN June 2024 www.eaton.com...
- Page 34 Appendix 1 – Floor plans Metering panel Xiria NGX MN022012EN June 2024 www.eaton.com...
- Page 35 Appendix 1 – Floor plans Xiria NGX with arc chimney and integrated arc absorber Xiria NGX MN022012EN June 2024 www.eaton.com...
- Page 36 Photos and pictures also do not warrant a specific layout or functionality. Their use in whatever form is subject to prior approval Eaton by Eaton. The same applies to Trademarks (especially Eaton, Moeller, EMEA Headquarters and Cutler-Hammer). The Terms and Conditions of Eaton apply, as Route de la Longeraie 7 referenced on Eaton Internet pages and Eaton order confirmations.
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