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Last modified by Admin on 2025/07/15 17:33
From version 58.1
edited by Admin
on 2025/03/10 15:13
Change comment: Uploaded new attachment "1741619637854-961.jpg", version {1}
To version 65.1
edited by Admin
on 2025/03/18 12:30
Change comment: There is no comment for this version

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1 1  (% data-numbered-headings-start="2" style="--numbered-headings-start: 1;font-size: 0px;color: rgba(0, 0, 0, 0.0);margin-bottom: 0px; margin-top: 0px;" %)
2 2  = Installation and connection =
3 3  
4 +== Safety rules ==
5 +
6 +To perform the protection functions, the BMS must be able to disconnect the battery from the load and charger. To do this, **at least one contactor** able to break the load and charge circuits must be connected to the BMS.
7 +
8 +Before use, **configure the system**. Proper operation of the BMS is possible only if it is correctly configured.
9 +
10 +(% class="box warningmessage" %)
11 +(((
12 +The BMS can be connected to batteries with life-threatening and health-hazardous voltage levels. When working with high-voltage batteries, observe electrical safety regulations, use safety glasses, protective clothing, insulated tools and appliances. To prevent the damage of device avoid electrostatic discharges while working with the battery.
13 +)))
14 +
15 +(% class="box errormessage" %)
16 +(((
17 +**The system is not designed to operate with batteries whose total voltage exceeds 1200 V.**
18 +)))
19 +
4 4  == Installation procedure ==
5 5  
6 6  Overall and mounting dimensions of the BMS Main 2.1 are shown below.
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92 92  |**1**|**V+**|Switching voltage (up to 55V, max 3A)
93 93  |**2**|**NO**|Normally open contact
94 94  
111 +Contactor connection example for all relays:
112 +
113 +[[image:1741619814065-850.png||height="189" width="252"]]
114 +
95 95  === P9 – header of relay 2 ===
96 96  
97 97  Receptacle Housing: Molex 39012020. Terminals: Molex 5556
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104 104  |**1**|**V+**|Switching voltage (up to 55V, max 3A)
105 105  |**2**|**NO**|Normally open contact
106 106  
127 +Contactor connection example: see relay 1.
128 +
107 107  === P6 – header of relay 3 ===
108 108  
109 109  Receptacle Housing: Molex 39012020. Terminals: Molex 5556
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117 117  up to 8A (board rev. 2.1b), up to 3A (board rev. 2.1c)
118 118  |**2**|**NO**|Normally open contact
119 119  
142 +Contactor connection example: see relay 1.
143 +
120 120  === P7 – header of relay 4 ===
121 121  
122 122  Receptacle Housing: Molex 39012020. Terminals: Molex 5556
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130 130  up to 8A (board rev. 2.1b), up to 3A (board rev. 2.1c)
131 131  |**2**|**NO**|Normally open contact
132 132  
157 +Contactor connection example: see relay 1.
158 +
133 133  === P14 – header for CAN and RS-485 interfaces ===
134 134  
135 135  Receptacle Housing: Molex 430250600. Terminals: Molex 43030
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