Flyer Measuring relay for inplant generator systems0 pages

Application example
Photovoltaic

Custom made solutions
for your plants
Fault annunciator systems with GSM-facility and safety pcb
relays support you in realization of the primary functions
of your systems and plants. With competent solutions of
DOLD you realize your applications in an effective way.
You can rely on our long lasting experience as a manufacturer of devices and systems for monitoring, safety and power
electronics.

Insulation Monitor
AN5892

Inverter
Actual
insulation
value
status to
control

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~

1)

3

IL9077

Seperating transformer

MK9143N

Voltage Monitor
Frequency monitor

For more information please visit our website at www.
dold.com. If you have further questions just call us.

VARIMETER

3
Mains
400V
50Hz

Measuring relays for inplant generator systems

1) insulation fault

Principle circuit of PV-generator
Electronic monitoring devices
Profit from our devices used in multiple applications
including in-plant generator systems, e.g. photovoltaic

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insulati
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requenc

Advantages to you

e,
: Voltag
New

E. DOLD & SÖHNE KG
P.O. BOX 1251 • D-78114 Furtwangen
Phone + 49 7723 6540 • Fax +49 7723 654356
dold-relays@dold.com • www.dold.com

FE45 / 9.08

You limit dangerous situations for man and plant.You increase
at the same time the life of your systems, save cost and
guarantee efficient operation. Rely on our experience in
monitoring and measuring of:
•t Over-/undervoltage
•t Over-/undercurrent
•t Frequency
•t Insulation
•t Phase sequence
•t Temperature and more
We offer electrical safety for your application.

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Our experience.Your safety.