Page 28 - North American Clean Energy July August 2015

solar energy

Utility-Scale AC Stand alone data

Recombiner
logger
Bentek Solar announces the newly Delphin Technology AG introduces a
designed AC Recombiner, engineered data logger in three versions, capable

in partnership with Advanced Energy of processing 16, 32, or 46 analog input
Industries to support utility-scale
channels. Up to 8 digital inputs/outputs
AE 1000NX inverters. he Bentek AC and one SDI12 interface are available,
Recombiner is a free-standing unit depending on the version.

SALES OFFICE
that provides a means of combining All analog inputs are galvanically
the three-phase output circuits from isolated from each other. A 24-
Kipp & Zonen USA Inc.
one to three AE 1000NX inverters. It bit A/D converter ensures fast,
125 Wilbur Place is installed in the circuit path between precision sampling rates of up to 50
Bohemia NY 11716
USA
the inverters and the transformer measurements per second, per channel.
supplied with the system. he output Expert Loggers are equipped with
Rodney Esposito
circuits from up to three inverters
internal 4 GB memories that can be
T: +1 (0) 631 589 2065 ext. 338
F: +1 (0) 631 589 2068
can be connected to the Bentek
extended as required via external
M:+1 (0) 631 786 1558 AC Recombiner. Each input on the USB or LAN storage (NAS). Data can
[email protected] Bentek AC Recombiner supports the be transmitted to the internet via an
www.kippzonen.com
connection of one inverter. In the
integrated WLAN or UMTS module.

case of a fault or failure with one or he Expert Logger ofers an energy-
more of the inverters, the Bentek AC saving "sleep function" during breaks
Recombiner allows continued operation in measuring. Independent operation is
of the rest of the connected units. Each possible using batteries, rechargeables,

inverter output circuit connected to the or solar panels. he Expert Logger can
Bentek AC Recombiner has overcurrent communicate as standard via CanBus,
protection in the form of parallel
ModBus, and ProiBus. Internal
fuse pairs. he fuse ratings have been software channels limit values, and

selected based on safety and National integrators enable online evaluation
Electric Code (NEC) requirements. One of measurements and the logging of
major beneit of this solution is that it meaningful data.
enables larger block sizes, up to 3 MW, Users can operate the Expert Logger

allowing the customer to reduce AC using the included ProiSignal Go
collection system costs and optimize software. ProiSignal Go portrays
installation costs – such as reduced measurement data in trends and to carry
foundations and crane picks. his is out detailed analyses and also enables

enabled by the ±1000 VDC topology of ASCII exporting of measurement data
the AE 1000NX inverter, allowing for for MS Excel or for conversion into TDM
Accurately Monitoring the Performance larger block sizes without oversizing format.
DC homerun conductor gauges versus
of your Solar Energy System
Delphin Technology AG
comparable monopolar applications. www.delphin.de
Bentek Solar | www.BentekSolar.com

Solar Monitoring Weather

Station
RainWise introduces a cost-efective addition to their
family of PVmet solutions, the PVmet-75. he compact,

To maximize the efectiveness of your solar energy system, you need to know how all-in-one PVmet-75 features their silicon cell photodiode-
it is performing. A Kipp & Zonen pyranometer accurately measures the solar based pyranometer (meeting or exceeding the specs of the
world’s leading suppliers), which can be conigured either for
radiation available to your system in real time. Comparing this with the power measuring plane-of-array (default) or global sun intensity.
generated allows you to calculate the eficiency of the system. A drop in eficiency
indicates the need for cleaning, ageing or a fault, allowing you to schedule While standard models come with both an ambient air
preventive maintenance and to monitor your return on investment.
temperature sensor and a single back-of-PV panel sensor, a
second back-of-panel sensor can purchased separately. he
PVmet -75 is a comprehensive monitoring solution complete
Make that diference and contact Kipp & Zonen for the solutions available.
with compatible Modbus RS-485 output and SunSpec
compatibility.
RainWise | www.rainwise.com

28 JULY/AUGUST 2015
nacleanenergy.com