Steca TR A301 User Manual

38
738.955 | 10.40
EN
9 Maintenance
The controller was conceived for years of continuous
trouble-free operation. Nevertheless, faults may occur.
Maintenance may only be performed by professional
personnel.
The fault is usually not in the controller but rather in the
peripheral system components. The following descrip-
tion covers the most common problems encountered
with the controller.
Only send in the controller, with a precise fault
description, if none of the following faults are
present.
9.1 Causes of pro
blems
WARNING
Risk of death by electrocution!
Disconnect the controller from the power supply
before opening the casing.
Cont
roller does not appear to function at all.
Secondary symptoms Possible cause / remedy
The controller dis-
play is blank
• No power supply present
Have professional per-
sonnel check the fuse
and the supply cable.
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Steca TR A301 Specifications

General

Type	Solar charge controller
Rated Current	30 A
Temperature Compensation	Yes
Application	Off-grid solar systems
PWM output	Yes
Data logging	No
Enclosure protection	IP 32
Max. load current	30 A
Nominal Voltage	12 V / 24 V (automatic detection)
Display	LCD
Inputs	PV
Outputs	Battery Output, Load Output
Battery type	Lead Acid, Gel, AGM
Protection features	Overload, short circuit, deep discharge, reverse polarity
Operating temperature range	-20 to +50 °C