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BENDER WR115x305S Insulation Monitoring Transformer
Item NO.:
WR115x305SPayment:
T/TPrice:
$1580Product Origin:
GermanyColor:
NEWProduct weight:
0.26kgLead Time:
In stockWe will arrange delivery within 3-5 days after receiving the payment.
Our express delivery: DHL and FedEx.
Quality packing for each product
Destination country all taxes & duty to be paid by buyer
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BENDER WR115x305S B911739 Residual Current Measuring Transformer |
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The BENDER WR115x305S (Order No. B911739) is a rectangular residual current measuring transformer designed for Bender insulation fault location and residual current monitoring systems. It detects residual current in electrical installations and transmits the measurement signal to compatible Bender monitoring devices. It is commonly used with EDS insulation fault locators and RCMS residual current monitoring systems.
|
Parameter |
Details |
|---|---|
|
Manufacturer |
BENDER |
|
Model |
WR115x305S |
|
Order Number |
B911739 |
|
Product Type |
Residual Current Measuring Transformer |
|
Transformer Design |
Rectangular, Solid-Core |
|
Internal Dimensions |
115 × 305 mm |
|
Rated Insulation Voltage |
800 V |
|
Rated Impulse Voltage |
8 kV |
|
Frequency Range |
42 Hz–3 kHz |
|
Rated Secondary Residual Current |
16.7 mA |
|
Rated Burden |
≤ 180 Ω |
|
Rated Continuous Thermal Current |
40 A |
|
Operating Temperature |
-25 to +70°C |
|
Weight |
Approx. 5.56 kg |
Large rectangular measuring aperture.
Solid-core transformer construction.
Designed for residual current detection.
Supports insulation fault location applications.
Compatible with selected Bender EDS and RCMS monitoring systems.
Suitable for industrial power distribution installations.
Insulation fault monitoring systems
Residual current monitoring
Industrial electrical distribution panels
Busbar and power cable monitoring
Industrial AC and DC electrical systems
This is a measuring current transformer, not a conventional power transformer or standalone insulation monitoring device.
Compatible equipment includes Bender RCMS460/490, RCM420, and selected EDS insulation fault locators.
The internal opening measures 115 × 305 mm; check cable or busbar clearance before installation.
Model WR115x305SP is a different version with integrated screening.
The structure and details of the product:

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