Siemens Monitoring Relay, 1 Phase, DPDT, 230V ac

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RS Stock No.:
231-8400
Mfr. Part No.:
5SV8101-4KK
Manufacturer:
Siemens
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Brand

Siemens

Product Type

Monitoring Relay

Electrical Phase

1

Contact Configuration

DPDT

Power Consumption

6.5VA

Switching Voltage

250V

Terminal Type

Screw

IP Rating

IP20

Time Delay

0.06 → 10 s

Relay Contact Current

5A

Minimum Operating Temperature

-25°C

Supply AC Voltage

230V ac

Maximum Operating Temperature

55°C

Length

64mm

Height

85mm

Standards/Approvals

RoHS

Width

36mm

Series

5SV8101

COO (Country of Origin):
DE

Siemens 5SV8101 Series Monitoring Relay, 230V ac Supply Voltage, DPDT Contact Configuration - 5SV8101-4KK


This monitoring relay is a modular residual current device designed for single-phase AC systems to detect residual currents and provide timed switching. It operates from a nominal 230V AC supply within a broad input range and includes adjustable response delay to manage transient conditions. The unit incorporates an LCD for status indication and stores fault events for diagnostic purposes, while protective ratings suit enclosed electrical panels.

Features and Benefits:


• Time delay adjustable 0.06 to 10 s to manage transient trips
• Relay contacts switch up to 250 V allowing standard load control
• Relay contact current 5 A enabling moderate load switching
• Power consumption 6.5 VA reducing panel thermal load
• IP20 protection at connections for enclosed installations

Applications


• Suitable for monitoring DC components up to 2000 Hz harmonics
• Used with summation CTs for residual current detection
• Ideal for single-phase protection in distribution panels
• Can be used for alarm signalling via auxiliary contacts
• Used for installations requiring password-protected settings

What frequency range can the measuring circuit handle?


The measuring circuit covers 0 to 2000 Hz to detect higher-frequency residual currents.

What conductor sizes are supported on screw terminals?


Flexible conductors from 0.2 mm² to 2.5 mm² and solid conductors from 0.2 mm² to 4 mm² are accommodated.

How is the device mounted and secured in panels?


It fastens to a DIN rail and uses screw terminals for electrical connection.

What environmental conditions affect storage and operation?


Ambient temperatures between -25 °C and 55 °C apply for both operation and storage with up to 95% relative humidity.

Which auxiliary functions are provided for diagnostics?


It offers residual current readout on the display, fault memory and password protection.

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