PV Combiner Iron Box
PV Combiner Iron Box
PV Combiner Iron Box
PV Combiner Iron Box
PV Combiner Iron Box
PV Combiner Iron Box

PV Combiner Iron Box

The company's confluence box is divided into four categories: anti-reverse intelligent confluence box, anti-reverse non-intelligent convergence box, non-anti-reverse intelligent confluence box without anti-reverse non-intelligent convergence box. According to the number of input channels, it is divided into 6 channels, 8 channels, 10 channels, 12 channels, 14 channels, 16 channels and 18 channels. The anti-reverse intelligent convergence box is mainly composed of DC circuit breakers,It is composed of lightning protection, anti-reverse diode, cable interface, fuse, sampling board, monitoring board and auxiliary power supply board.
  • Product Description
  • Specifications
  • Product Features
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Product Description

The company’s confluence box is divided into four categories: anti-reverse intelligent confluence box, anti-reverse non-intelligent convergence box, non-anti-reverse intelligent confluence box without anti-reverse non-intelligent convergence box. According to the number of input channels, it is divided into 6 channels, 8 channels, 10 channels, 12 channels, 14 channels, 16 channels and 18 channels. The anti-reverse intelligent convergence box is mainly composed of DC circuit breakers,It is composed of lightning protection, anti-reverse diode, cable interface, fuse, sampling board, monitoring board and auxiliary power supply board. The function of anti-reverse diode is to prevent the back filling of current between solar panels caused by local shadows or damaged battery panels, so as to avoid damage to other battery panels. The sampling board mainly samples the current of each branch line in the confluence box. PV busbar voltage sampling and monitoring board can monitor the state of lightning arrestors, circuit breakers, etc., communicate with the upper computer, and send the collected data to the upper computer in real time to monitor the current, voltage and various state quantities, etc.The convergence box without anti-reverse function does not have anti-reverse diodes. The non-intelligent convergence box does not have the functions of voltage, current, lightning protection status detection, DC circuit breaker status detection, etc.

Specifications

Description of the external dimensions of each model’s confluence box

 

Type L L1 L2 W1 W2  H H1
SCR-6/8 400 433 470 340 400 190.70 213.70
SCR-6/8M 430 465 494 440 500 190 213
SDR-6/8 420 455 484 410 480 190.70 217.70
SDR-6/8M 500 535 567 480 550 190.70 225
SCR-10/12 500 534 564 340 400 190 214
SCR-10/12M 480 515 543 440 500 190.70 213.70
SDR-10/12M 469 505 536 420 480 190.70 223.70
SDR-10/12M 540 570 602 485 550 192 225
SCR-14/16 550 589.5 620 340 400 190 214
SDR-14/16M 550 585 615 440 500 190 213
SDR-14/16 599 630 662 41

5

500 190 213
SDR-14/16M 620 650 682 465 550 186 225
SCR-18 600 639 670 340 400 190.70 213.70
SCR-18M 620 650 681 440 500 190.70 213.70
SCR-18 629 660 692 415 500 190.70 224.70
SCR-18M 669 700 732 465 550 190.70 229.70
Unit: mm

 

Part number Explain  :
1 Pv positive input insurance and fuse box
2 Pv negative input insurance and fuse box
3 Sampling board, auxiliary power supply board (non-intelligent without)
4 Lightning arrest 5
5 Short – circuiter
6 Monitoring board (non-intelligent confluence box is not) 7
7 Power grid ground wire terminal block
8 RS485 communication terminal (non-intelligent junction box is not)

Table 4-2 Names of each part of the confluence box

 

Figure 5-2 The distribution map of waterproof terminals of 16 intelligent confluence boxes. 14-way, 16-way and 18-way reference table 5 – choose the appropriate cable. ULZ 000374 Terminal Description

Terminal Description Terminal specifications Widing recommendation
DC positive input (PV + IN) PG7 4mm2
DC negative input (PV – IN) PG7 4mm2
DC positive confluence input (PV + ) PG 21 70mm2
DC negative confluence input (PV – ) PG 21 70mm2
Grounding terminal PG11. 16mm2
Communication terminal PG7 1.5mm2 Low resistance shielding double Twist Thread

Table 5-1 SCR-14/16/18M Intelligent Confluence Box Terminal Specification Correspondence Table

 

 

For intelligent and non-intelligent junction boxes with 6, 8, 10 and 12 channels, users should choose suitable wiring cables according to Table 5-2.

Terminal Description Terminal specifications Widing recommendation
DC positive input (PV+IN) PG7 4mm2
DC negative input (PV-IN) PG7 4mm2
DC positive confluence input (PV+) PG 21 70 mm2
DC negative confluence input (PV – ) PG 21 70 mm2
Grounding terminal PG11. 16mm2
Communication terminal PG7 1.5mm2 Low resistance shielding double Twist Thread

Table 5-2 Corresponding table of 8-way, 10-way, 12-way confluence box terminal specifications

Project Number of pages Display content
6/8 Road

Intelligent convergence with

1-8 PV DC input 1-8 channel current value (unit A)
9-16 Show ”       “
17 PV voltage value (unit)
18 Temperature in the box (unit℃) (The anti-reverse convergence box defaults to the radiator temperature)
19 RS 485 communication address
20 Type of confluence box machine
Project Number of pages Display content
Route 10

Intelligent convergence with

1 – 10 PV DC input 1~10 channel current value (unit A)
11-16 Show”   “
17 PV voltage value (unit V)
18 Temperature in the box (unit “C”) (the default of the anti-reverse confluence box is the radiator temperature)
19 RS485 communication address
20 Confluence box machine type display
Project Number of pages Display content
Route 12

Intelligent confluence box

1-12 PV DC input 1-8 channel current value (unit A)
13 – 16 Show “–“
17 PV voltage value (unit)
18 Temperature in the box (unit “C”) (the default of the anti-reverse confluence box is the radiator temperature)
19 RS 485 communication address
20 Type of confluence box machine
Project Number of pages Display content
Route 14/16

Intelligent confluence box

1-16 PV DC input 1~16 channel current value (unit A)
17 PV voltage value (unit)
18 Temperature in the box (unit °C) (the default temperature of the anti-reverse convergence box is the radiator temperature)
19 RS485 communication address
20 Type of confluence box machine
Project Number of pages Display content
Route 18

Intelligent confluence box

1 – 19 PV DC input 1~18 channel current value (unit A)
19 PV voltage value (unit)
20 Temperature in the box (unit “C”) (the default of the anti-reverse confluence box is the radiator temperature)
21 RS485 communication address
22 Type of confluence box machine

Table 5-4 Corresponding table between pages and display content

The machine types corresponding to different dialing methods are shown in the following table. ULZ 000618 Machine type

Type Dial code switch 1 Dial code switch Two Dial code switch Three
6/8 Road 1 0 0
Route 10 0 1 0
Route 12 1 1 0
Route 14/16 0 0 0
Route 18 1 0 1

 

Parameter

Type

SCRSDR-6M SCRSDR-8 M SCRSDR-10M SCRSDR-12M SCRSDR-14M SCRSDR-16M SCRSDR-18M
The maximum current input for each channel 9.6A 9.6A 9.6A 9.6A 9.6A 9.6A 9.6A
Communication method RS 485 RS 485 RS 485 RS 485 RS 485 RS 485 RS 485
PV input maximum voltage 1000V 1000V 1000V 1000V 1000V 1000V 1000V
The maximum number of connectible components 6 8 10 12 14 16 18
Waterproof level IP65 IP65 IP65 IP65 IP65 IP65 IP65
Ambient temperature -25°C-55°C
Environmental humidity 0~99%
DC total output circuit breaker Have
Special lightning protection module for photovoltaics Have Have
Photovoltaic array current monitoring Have
Lightning arrator failure monitoring Have
Short-circuit failure monitoring Have
Communication interface RS 485

Table 8-1 Intelligent Convergence Box Parameter Table

Parameter

Type

SCRSDR-6M SCRSDR-8 M SCRSDR-10M SCRSDR-12M SCRSDR-14M SCRSDR-16M SCRSDR-18M
The maximum current input for each channel 9.6A 9.6A 9.6A 9.6A 9.6A 9.6A 9.6A
Communication method RS 485 RS 485 RS 485 RS 485 RS 485 RS 485 RS 485
PV input maximum voltage 1000V 1000V 1000V 1000V 1000V 1000V 1000V
The maximum number of connectible components 6 8 10 12 14 16 18
Waterproof level IP65 IP65 IP65 IP65 IP65 IP65 IP65
Ambient temperature -25°C-55°C
Environmental humidity 0~99%
DC total output circuit breaker Not have
Special lightning protection module for photovoltaics Not have
Photovoltaic array current monitoring Not have
Lightning arrator failure monitoring Not have
Short-circuit failure monitoring Not have
Communication interface Not have

Table 8-2 Non-intelligent convergence box parameter table

 

 

Product Features

(1) Product modification or design change or accessory replacement has not been passed Dada Electric The permission of. ULZ 000856 Modify, change or try to repair, the serial number is erased or is not stamped by East German electrical technicians.

(2)  Modification, alteration or attempted repair, serial number rubbed or without the seal of CDADA electrical technician Wrong installation and debugging.

(3) Non-compliance with appropriate safety regulations (CQC standards, etc.).

(4) The product has been improperly stored and damaged when stored by the end user.

(5) Damaged in transportation, scratching the paint surface during transportation and handling. When there is sufficient evidence when unloading, it should be declared to the insurance company as soon as possible.

(6) Failure to comply with the user manual, installation guidelines and maintenance procedures

(7) Incorrect use or improper operation

(8) Inadequate ventilation equipment.

(9) The related product repair procedure does not follow or implement an acceptable standard.

(10) Irresistible (such as lightning, over pressure, storm, fire).

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