Samsung 93PM - Figure 3-21: Ground Cable Connection to the SMU

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3. Installing the Product

34 English 8/2020. Rev 0.3

NOTICE

 Connect a ground cable between the SMU and the Rack Frame (SCREW M5 x 10L). (Torque:

5.1–6.1 Nm [50–60 kgf∙cm])

 Verify that the torque setting is correct.

Figure 3-21: Ground Cable Connection to the SMU

Main Page

Important Safety Instructions5
General Instructions6
Safety Precautions6
Personnel and Equipment Warnings7
Dangerous Voltages7
Lock Out/Tag out Guidelines8
General Warnings8
Table of Contents11
Table of Contents12
Tables13
Figures14
About this Manual19
Purpose19
Target Audience19
Organization19
Revision History20
Acronyms and Abbreviations21
Product Description22
Major Components22
Battery Module (Type a / Type B)23
Figure 2-1: Battery Module Type a23
Figure 2-2: Battery Module Type B24
SMU (String Management Unit)25
SMPS Assembly (Type a / Type B)26
Figure 2-4: SMPS Assembly Type a26
Figure 2-5: SMPS Assembly Type B26
Rack Frame27
Figure 2-6: Rack Frame27
Installing the Product28
Grounding the Battery System28
Arc Flash Calculations29
Installation Procedure30
Figure 3-1: Installation Procedure30
Table 3-1: Estimated Time for Installation (Based on 136S 3P Installation)31
Preparation Stage-Procedure32
Preparation Stage-Unpacking33
Table 3-2: Parts for 136S 3P Rack33
Figure 2-3: SMU33
Preparation Stage-Ground Wire and Tools34
Ground Wires34
Ground Wire Fasteners34
Rack Fasteners (Anchors)34
Multiple Rack Fasteners34
Table 3-3: Ground Wire Specifications34
Table 3-4: Ground Wire Fastener Specification34
Table 3-5: Rack Fastener Specifications34
Table 3-6: Rack Fastener Specifications (Side by Side)34
Preparation Stage-Recommended Tools/Instruments35
Table 3-7: Recommended Tools and Instruments35
Preparation Stage-Visual Inspection37
Inspection of the Rack Frame37
Inspection of the Modules37
Inspecting the SMU37
Table 3-8: Module Voltage and Internal Impedance37
Inspecting the SMPS Assembly38
Rack Anchoring Stage39
Table 3-9: Rack Clearance Distances39
Figure 3-2: Clearance Distance for Single Rack Frame40
Figure 3-3: Clearance Distance for Multiple Rack Frames Installed Side-By-Side40
Figure 3-4: Clearance Distance for Multiple Rack Frames Installed Side-By-Side and Rear-To-Rear41
Figure 3-5: Front Panel Screws (Eight)41
Figure 3-6: Front Panel Hooks (Four)42
Figure 3-7: Side Panel Screws (Six)42
Figure 3-8: Side Panel Hooks (Four)43
Figure 3-9: Rear Panel Screws (Eight)43
Figure 3-10: Rear Panel Hooks (Four)44
Figure 3-11: Rack Anchoring Points (4 EA)44
Figure 3-12: Holes on the Sides of the Rack (Six)45
Figure 3-13: Reattaching the Side Panels (Four Hooks and Six Screws for each Panel)46
Figure 3-14: Reattaching the Rear Panels47
Rack Installation Stage48
Front Door Removal49
Figure 3-15: Front Door Ajar49
Figure 3-16: Removing the Earth Cable49
Figure 3-17: Removing the Front Door50
Figure 3-18: All Doors and Front Panels Removed50
SMU and SMPS Assembly Installation51
Figure 3-19: Inserting SMU51
Figure 3-20: Attaching a SMU to a Rack Frame51
Figure 3-21: Ground Cable Connection to the SMU52
Figure 3-22: Inserting SMPS Assembly53
Figure 3-23: Attaching the SMPS Assembly53
Figure 3-24: Ground Cable Connection to the SMPS Assembly54
Battery Module Installation55
Figure 3-25: Insertion of Modules on the Ninth Shelf from the Bottom55
Figure 3-26: Battery Module Arrangement on the Eighth Shelf56
Figure 3-27: Battery Module Arrangement56
Figure 3-28 : Module Number57
Figure 3-29: Insertion of Modules on 1St Shelf57
Fuse-Busbar Assembly58
Figure 3-30: Rack Fuse Busbar Assembly58
Figure 3-31: Rack Fuse Busbar Assembly (Fuse Cover)58
Figure 3-32: Fuse Busbar Left Assembly59
Figure 3-33: Fuse Busbar Left Assembly (Fuse Cover)59
Figure 3-34: Fuse Busbar Right Assembly60
Figure 3-35: Fuse Busbar Right Assembly (Fuse Cover)60
Busbar Installation61
Figure 3-36: Copper Busbar Appearance62
Figure 3-37: Conductive Grease on Busbar62
Figure 3-38: Contact Resistance Probe Points (Battery Module Terminal to Busbar)63
Figure 3-39: Removing the Module #1'S Cover and SMU B- Terminal Cover64
Figure 3-40: Connect SMU B- and Module #1 B64
Figure 3-41: Restore Smu's B- Terminal65
Figure 3-42: Remove Battery Module #2'S Front Cover65
Figure 3-43: Connect Battery Module #1 B+ and Battery Module #2 B66
Figure 3-44: Reattach Battery Module #1'S Front Cover66
Figure 3-45: Remove Battery Module #2'S Front Cover67
Figure 3-46: Connect Battery Module #2 B+ and Battery Module #3 B67
Figure 3-47: Reattach Battery Module #2'S Front Cover68
Figure 3-48: Remove Battery Module #4'S Front Cover68
Module and SMU Signal Cable Connection97
SMPS Assembly and SMU Power Cable Connection109
SMPS Assembly and SMU Signal Cable Connection110
SMPS Assembly AC Input Connection112
DC Link Cable Connection118
AC Input Commissioning121
BMS Configuration122
Communication Check122
Reinstall the Front Door123
Reinstall the Front Panel124
Switching on the MCCB125

Samsung 93PM - Figure 3-21: Ground Cable Connection to the SMU

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