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StringBoxQS - 2 Pages
and data logger
1. Assembly
JBXCOM JBX PWR-0-S4 JBX COM
Pin layout of components inside the string box
Figure 5.1 : Active String Box (JBX COM)
(1): 8 fuses, at the positive pole, (type gPV 12A1000V 10x38mm)
(2): 8 Hall effect current sensors
(3): Data processing card with RS485 port and analog and digital
I/O, see following section.
(4): Cable inlet for external sensors, M16 cable glands
(5): 8 string inputs for positive pole; 8 string inputs for negative pole
(6) copper bar 20 x 3 mm.
Bars + string current collectors (to connect to circuit breaker
boxes)
(7) mounting plate
List of connectors
The connectors listed below identify the digital and analog
inputs and serial communication on the active string box regula-
tion card.
Connectors | Terminal | Input | |
J10 | 1 | (X1/8) | +24V Dc (power supply from JBX PWR circuit breaker box) |
2 | (X1/11) | GND (ground: OV) | |
J12 (-) J11 ( + ) | 1 | (D1) | Surge protection X1/7 |
2 | (D2) | Circuit breaker | |
3 | (D3) | Cover | |
4 | (D4) | Free | |
5 | (D5) | Free | |
6 | (D6) | Current sensor setting | |
NB: J12: ground (OV); J11:+24V DC | |||
J16 | 1 | (Aí) | Radiation (IRR... sensor) |
2 | (A2) | Wind speed sensor (WIND...sensor) | |
3 | (A3) | Free | |
4 | (A4) | Free | |
5 | (A5) | Ground (OV) | |
6 | (A6) | Ground (OV) | |
J7 | 1 | (Aí) | Ambient temperature (TEMP PT100 sensor) |
2 | (A2) | Ambient temperature (TEMP PT100 sensor) | |
3 | (A3) | Ambient temperature (TEMP PT100 sensor) | |
J8 | 1 | (Aí) | Regulation card temperature (Internal sensor included) |
2 | (A2) | Regulation card temperature (Internal sensor included) | |
3 | (A3) | Regulation card temperature (Internal sensor included) | |
J9 | 1 | (Aí) | Module temperature (Optional external sensor TEMP PT100) |
2 | (A2) | Module temperature (Optional external sensor TEMP PT100) | |
3 | (A3) | Module temperature (Optional external sensor TEMP PT100) | |
NB: A=Analog; D = Digital | |||
0PT-RS485-JBX TB1 is the input serial connec- tion via RS485 port | Terminal | Description | |
A | Ain | ||
B | B in | ||
EQP | Ground | ||
SH | Shield | ||
0PT-RS485-JBX TB2 is the output serial connection via RS485 port | A | Août | |
B | Bout | ||
EQP | Ground | ||
SH | Shield | ||
Fuse | Description | ||
F1 | Fuse 3.15A 250 Vac GL (slow-blow) | ||
2.1 Layout of the active string box regulation card (JBX COM only)
SW2
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SW2/SW1 = Rotary Switch
RS485
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TB1 (IN) -TB2 (OUT)
Termination
120 ohm
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J8
J9
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3. Pin layout of components inside the circuit breaker box
(1): circuit breaker:
- TYPE S1 : 1x63A for coupling 1 string box to the circuit breaker
box
- TYPE S4: 2x63A for coupling 2 string boxes to the circuit
breaker box
Tripping coil
(-BC versions only)
Status contact
(-BC versions only)
(1a): Tripping coil and (1 b) status contact (-BC versions only)
(2): surge protection devices
(2a): fuse holders (Backup fuses on surge protection devices, 4A
1000V gR 10x38mm)
(3): 24 Vdc power supply for string boxes
(4): 3 terminals for:
-1 power cable for positive pole (OUTPUT for connection to
inverter)
-1 power cable for negative pole (OUTPUT for connection to
inverter)
-1 ground connection cable
(5): terminal board for signal cables
(6): Inlet for power cable (M32 cable gland) and ground cable (M20
cable gland)
(7): Power supply cable inlet (M20 cable gland)
(8): Signal cable inlet (M20 cable gland)
3.1 Power cables
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ES: The identifier may differ according to the version
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identifier | |
001 005 (black, -) | Negative cable to string box |
002 006 (red, +) | Positive cable to string box |
003 + | Positive output to inverter |
004- | Negative output to inverter |
