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Vertiv™ NetSure™ -48 VDC GMT Distribution Unit Installation and User Manual 

Proprietary and Confidential © 2022 Vertiv Group Corp. 

11 

6

 

Initial Startup 

Procedure 

1.

 

Apply input power to the distribution unit. 

 

7

 

Troubleshooting and Repair 

7.1

 

Contact Information 

Refer to Section 4154 (provided with your customer documentation) for support contact information. 

 

7.2

 

Replacement Procedures 

 

DANGER!

  Adhere to the “Important Safety Instructions” presented at the front of this document. 

 

 

7.2.1

 

Replacing a Distribution Device 

Replace distribution devices with the same type and rating. 

Replacing a GMT Distribution Fuse 

Procedure 

1.

 

Refer to 

Figure 4.2

 and replace the fuse.  Ensure a safety fuse cover is installed on the replacement fuse, as shown in 

Figure 

7.1

. 

2.

 

Verify no alarms are active. 

 

Figure 7.1  

Installation of Safety Fuse Covers 

 

Safety Cover

P/N 248898700

(GMT-X)

Safety Cover

P/N 102774

(GMT-Y)

Содержание NetSure 563171

Страница 1: ...NetSure 48 VDC GMT Distribution Unit Installation and User Manual Specification Number 563171 ...

Страница 2: ...rforming procedures not specifically described in this document The products covered by this instruction manual are manufactured and or sold by Vertiv This document is the property of Vertiv and contains confidential and proprietary information owned by Vertiv Any copying use or disclosure of it without the written permission of Vertiv is strictly prohibited Names of companies and products are tra...

Страница 3: ... 2 23 Offset Mounting Bracket Adapter P N SXA2300278 3 3 1 3 Special 19 Mounting Brackets P N SXA2300282 3 3 2 GMT Load Distribution Fuses 3 3 3 Lugs 4 4 Installing the Distribution Unit 4 4 1 General 4 4 2 Securing the Distribution Unit to a Relay Rack or a Cabinet Equipment Rack if required 4 4 3 Installing Fuses 6 5 Making Electrical Connections 7 5 1 Important Safety Instructions 7 5 2 Wiring ...

Страница 4: ...r or moderate injury if not avoided ANSI OSHA This admonition is not used for situations that pose a risk only to equipment data or service even if such use appears to be permitted in some of the applicable standards OSHA ALERT Alerts the reader to an action that must be avoided in order to protect equipment software data or service ISO ALERT Alerts the reader to an action that must be performed i...

Страница 5: ...fety admonishments used in this document are listed under Admonishments Used in this Document on page iv Safety and Regulatory Statements Refer to Section 4154 provided with your customer documentation for Safety and Regulatory Statements Déclarations de Sécurité et de Réglementation Reportez vous à la Section 4154 fourni avec les documents de votre client pour les déclarations de sécurité et de r...

Страница 6: ...Vertiv NetSure 48 VDC GMT Distribution Unit Installation and User Manual Proprietary and Confidential 2022 Vertiv Group Corp vi This page intentionally left blank ...

Страница 7: ...and resistive battery for connection to external alarms 2 Specifications 2 1 Electrical 1 Input Output Voltage Nominal 48 VDC 2 Maximum Input Current 150 A 3 Maximum Load Distribution Current 150 A at 40 C 104 F and 80 A 65 C 149 F 4 Maximum GMT Fuse Block Capacity 35 A 40 C 104 F and 30 A 65 C 149 F 5 Maximum GMT Fuse Size 15 A 6 Circuit Breaker Fuse Alarm Circuit A set of Form C alarm relay cont...

Страница 8: ...nications Equipment 2 NEBS Compliance Compliance verified by a Nationally Recognized Testing Laboratory NRTL per GR 1089 CORE and GR 63 CORE Contact Vertiv for NEBS compliance reports 3 GR 3108 GR 3108 Class 2 Compliant 2 4 Dimensions and Weight See Figure 2 1 Figure 2 1 Dimensions and Weight 12 6 Front View 19 to 23 Mounting Bracket Adapters Offset 23 Mounting Angle Rear View Top View Right Side ...

Страница 9: ...andard mounting brackets to allow the side access holes in the shelf to be used with other equipment There will be a 5 front projection mounting when this bracket is used Provided with the distribution unit 3 2 GMT Load Distribution Fuses The distribution unit holds up to thirty six 36 GMT load distribution fuses Order GMT fuses as required per Table 3 1 Table 3 1 GMT Fuses Ampere Rating Part Numb...

Страница 10: ...t enclosure This product is intended to be connected to the common bonding network in a network telecommunication facility CO vault hut or other environmentally controlled electronic equipment enclosure 4 2 Securing the Distribution Unit to a Relay Rack or a Cabinet Equipment Rack if required DANGER If the distribution unit is mounted in a relay rack the relay rack must be securely anchored to the...

Страница 11: ... 4 1 NOTE Install orient the ground washers so the teeth dig into the mounting angles for a secure ground connection NOTE Compliance with Telcordia GR 1089 CORE requires that prior to mounting the system to the equipment rack All paint must be removed from the front surface of each equipment rack rail where it mates with a shelf mounting bracket so that good metal to metal contact can be establish...

Страница 12: ...Load Distribution Fuses Procedure 1 Install correctly sized GMT fuses into the fuseholders located on the front of the distribution unit as required If a dummy fuse is installed first remove the dummy fuse Install a safety fuse cover over each GMT fuse Install a dummy fuse in all unused fuse positions See Figure 4 2 Figure 4 2 Installing GMT Load Distribution Fuses GMT Fuse GMT Fuse GMT Fuse Safet...

Страница 13: ...the current edition of the American National Standards Institute ANSI approved National Fire Protection Association s NFPA National Electrical Code NEC applicable local codes and your specific site requirements 5 4 Distribution Unit Frame Grounding Connection For distribution unit frame grounding requirements refer to the current edition of the American National Standards Institute ANSI approved N...

Страница 14: ...Circuit Breaker Fuse Alarm Connections 5 6 Load Distribution Wiring to GMT Fuse Blocks WARNING Observe proper polarity when making load connections NOTE When used for power distribution load should not exceed 80 of device rating except 10 A and 15 A fuses for which load should not exceed 70 of device rating Load and load return leads are connected to screw type terminal blocks located on the front...

Страница 15: ...P N SXA2300282 2 Remove the top cover 3 Select which side of shelf you want to bring the wires in from Install supplied bushing into the access hole on this side Install plug into the access hole on the other side Refer to Figure 5 3 4 Run customer supplied wires from RTN and 48 VDC studs in the shelf through the access hole to the appropriate external terminations 5 Replace the top 6 Wire the she...

Страница 16: ...city 22 AWG to 12 AWG Recommended Torque 4 4 in lbs Load Return Leads 48V Load Leads Load Return Leads 48V Load Leads Load Return Leads 48V Load Leads Load Return Leads 48V Load Leads Load Return Leads 48V Load Leads Observe proper polarity when making battery and load connections WARNING Rear top and rear covers removed Side wiring access holes 1 each side Accessed by installing optional 19 mount...

Страница 17: ...information 7 2 Replacement Procedures DANGER Adhere to the Important Safety Instructions presented at the front of this document 7 2 1 Replacing a Distribution Device Replace distribution devices with the same type and rating Replacing a GMT Distribution Fuse Procedure 1 Refer to Figure 4 2 and replace the fuse Ensure a safety fuse cover is installed on the replacement fuse as shown in Figure 7 1...

Страница 18: ...Vertiv NetSure 48 VDC GMT Distribution Unit Installation and User Manual Proprietary and Confidential 2022 Vertiv Group Corp 12 This page intentionally left blank ...

Страница 19: ...Installation and User Manual Proprietary and Confidential 2022 Vertiv Group Corp Connect with Vertiv on Social Media https www facebook com vertivI https www instagram com vertiv https www linkedin com company vertiv https www twitter com vertiv ...

Страница 20: ...ks or registered trademarks of their respective owners While every precaution has been taken to ensure accuracy and completeness here Vertiv Group Corp assumes no responsibility and disclaims all liability for damages resulting from use of this information or for any errors or omissions Specifications rebates and other promotional offers are subject to change at Vertiv s sole discretion upon notic...

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