LINETRAXX® RCMA423 Residual current monitor for monitoring AC- and (pulsed) DC-currents I = 30 mA…3 A in TN- and TT systems Δ

Device features • AC/DC sensitive residual current monitor Type B according to IEC 62020 and IEC 60755 • Two separately adjustable response ranges (prewarning, alarm) • Adjustable switching hysteresis • Starting delay, response delay and delay on release • Measured value display via multifunctional LC display • Alarm indication via LEDs (AL1, AL2) and changeover contacts (K1, K2) • N/C operation or N/O operation selectable • Password protection against unauthorized parameter changing • Fault memory function can be switched off Kr BENDER Residual current monitor for monitoring AC- and (pulsed)...

Connect the device according the wiring diagram. Observe the manuals of the respective measuring current transformer. Connection of measuring current transformers Connection to the RCMA423 residual current monitor using the CTX-... connecting cable. Colour coding for CTX...: k = yellow, l = green, -12 V = black, GND = brown, +12 V = red, Test (T) = orange

Insulation coordination acc. to IEC 60664-1/IEC 60664-3 Specified time RCMA42x-D-1 Rated insulation voltage 100 V Overvoltage category/pollution degree 111/3 Rated impulse voltage 2.5 kV Rated insulation voltage 250 V Overvoltage category/pollution degree MI/3 Rated impulse voltage 4 kV Response delay ton1 (prewarning) Response delay ton2 (main alarm) Delay on release toff Operating time tae at /4n = 1 x /41/2 Operating time tae at/4n = 5 x /41/2 Response time tan Recovery time tb Supply voltage range Us Operating range Us Frequency rangeUs RCMA423-D-2 Supply voltage range Us Operating range...

Environment/EMC EMC Ambient temperatures Operating temperature Transportation Storage Classification of climatic conditions IEC 60721 (except condensation and formation of ice) Stationary use (IEC 60721-3-3) Transportation (IEC 60721-3-2) Storage (IEC 60721-3-1) Operating mode Position of normal use Protection class, internal components (IEC 60529) Protection class, terminals (IEC 60529) Enclosure material Flammability class DIN rail mounting acc. to continuous operation display oriented IP30 IP20 polycarbonate UL94V-0 IEC 60715 2 x M4 with mounting clip D330 V1.0x ≤ 150 g Screw mounting Software...

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