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Hoymiles HT10 Installation guide

  • Hello! I've reviewed the HT10 Quick Installation Guide and I'm ready to answer your questions. This document covers installation steps for the HT10 transmitter, how to connect single or dual core systems and power supplies, and how to use LED indicators to check the system’s status. Feel free to ask!
  • What should I do before powering on the Transmitter?
    What does the LED indicators mean?
    What is the maximum cable length from inverter (+) to inverter (-)?
HT10 Quick Installation Guide
1. Appearance
2. System Solution
© 2022 Hoymiles Power Electronics Inc. All rights reserved.
Single Core
Dual Core
Inverter
RSD
Transmitter
Inverter
Transmitter
RSD
*Only positive homerun or negative
homerun through core
Region: Global AP040559 REV1.1
L
N
-12 V
+12 V
Transmitter
Din Rail PSU
Core 1
LED 2
INITIATOR -
+12 V
GND
CORE 1
CORE 2
INITIATOR +
LED 1
LED 2
Core 2
L
N
-12 V
+12 V
LED 2
INITIATOR -
+12 V
GND
CORE 1
CORE 2
INITIATOR +
LED 1
LED 2
*Only positive homerun or negative
homerun through core
*Only positive homerun or negative
homerun through core
Note:
· Install HRSD before powering on Transmitter.
· Transmitter power supply must be on same AC branch circuit as
inverter to meet rapid shutdown requirements.
· When PV system is operating, the Power LED1 should be lit and the
Signal LED2 should be blinking.
· Place rapid shutdown system label no more than 1m (3ft) from
Transmitter or AC disconnect if not at same location.
HT10 Quick Installation Guide
3. Installation
© 2022 Hoymiles Power Electronics Inc. All rights reserved.
Note:
· Max. number of strings per Core*: 5 (75A core) or 15 (150A core)
· Max. current per Core: 75A or 150A
· Max. cable length from inverter (+) to inverter (-): 1000ft (300m)
· Mount Transmitter and power supply on DIN rail.
· Connect DC leads from power supply to Transmitter.
· Connect Core to Transmitter. If there is only one core that needs to be connected, please connect Core 1 first.
· Pass either positive homerun or negative homerun through cores.
· Connect wires to AC side of power supply.
*Only positive homerun
or negative homerun
through core
*Only positive homerun
or negative homerun
through core
*Only positive homerun
or negative homerun
through core
1
2
* With Φ 6 mm DC cable diameter (without DC connector)
L
N
-12 V
+12 V
Transmitter
Din Rail PSU
Core 1
LED 2
INITIATOR -
+12 V
GND
CORE 1
CORE 2
INITIATOR +
LED 1
LED 2
Core 2
Region: Global AP040559 REV1.1
L
N
-12 V
+12 V
LED 2
INITIATOR -
+12 V
GND
CORE 1
CORE 2
INITIATOR +
LED 1
LED 2
/