Wyświetlanie 61–72 z 523 wyników

  • Galwanometr – LD 531 67

    Voltage ranges: ±0.15 V Current ranges: ±0.15 mA Internal resistance: 1 kΩ Zero point: centre Length of scale arc: approx. 30 mm Adjustable inclination of front panel: 0°/15°/30°/45°/60°/75°/90° Dimensions (folded away): 7 cm x 7 cm x 4 cm

  • Autotransformator niskiego napięcia – LD 521 35

    Power supply unit for continuously adjustable DC and AC voltage. All outputs with overload protection by means of overcurrent circuit breakers, thus particularly suitable for students' experiments. Additionally equipped with two fixed-voltage outputs.   Output voltage: (1) 0 to 20 V AC continuous (2) 0 to 20 V DC continuous (3) 12 V AC via…

  • Autotransformator niskiego napięcia – LD 521 39

    Power supply unit with high load capacity for continuously adjustable DC and AC voltage. All outputs with overload protection by means of automatic circuit breakers, thus particularly suitable for students' experiments. Additionally equipped with two fixed-voltage outputs. All outputs electrically isolated from mains and earth-free   Output voltage: (1) 0 to 25 V AC continuous…

  • Autotransformator niskiego napięcia – LD 667 827

    Power supply unit for continuously adjustable DC and AC voltage. With analogue RMS meters for indicating the output voltage and tapped current, as well as switch for toggling between DC and AC voltage mode. Additionally equipped with two fixed-voltage outputs. All outputs electrically isolated from mains and floating. Output voltage: (1) 0 to 25 V…

  • Trójfazowy transformator niskiego napięcia – LD 521 291

    Outputs: all via 4-mmsafety sockets 6 V/10 V 3-phase. star/delta 23 V/40 V 3-phase. star/delta Current capacity: 4 A/2.3 A each All phases electronically protected Power consumption: 165 VA Supply connection: 400 V 3-ph., 50/60 Hz Dimensions: 20 cm x 14 cm x 23 cm Weight: 7.6 kg

  • Zasilacz AC/DC 0..12V – LD 521 49

    Output voltages: (1) 0-12 V DC, continuously adjustable (2) 6 V/12 V AC fixed voltage outputs each via 4-mm sockets Load Capacity: (1) 2 A max (short-circuit proof) (2) 3 A Stabilisation at full load : ≤ 20 mV Residual ripple : ≤ 2 mVrms Display: overload current display with red LED Connection voltage: 230…

  • Miernik mocy, dżulomierz – LD 531 831

    For measurement and display of rms voltage V and current I for any wave form, plus active power P and the integral of time of P(t) (work), V(t) (surge) and I(t) (charge). The power range extends over 12 decades (from nW to kW). The integrated electrically isolated USB port makes it possible to display and evaluate the waveforms of V(t), I(t) andP(t) their rms values, active power, apparent power and power…

  • Zasilacz 24V / 20A – LD 521 55

    Output: 0…24 V, 0 to 20 A, max. 240 W Permanent protection against short circuit 4-mm safety sockets Residual ripple at full load: <= 50 mV Stabilisation at full load: <= 1% Two 3-digit digital displays for current and voltage Supply voltage: 115/230 V, 50/60 Hz Protection: T 2.5 Power consumption: max. 45 VA Dimensions:…

  • Zasilacz 24V / 20A, przebieg trójkątny – LD 521 56

    Output: 0…24 V, 0 to 20 A, max. 240 W Permanent protection against short circuit 4-mm safety sockets Residual ripple at full load: <= 50 mV Stabilisation at full load: <= 1% Two 3-digit digital displays for current and voltage Supply voltage: 230 V, 50/60 Hz Protection: T 2.5 Power consumption: max. 45 VA Dimensions:…

  • Zasilacz 450V DC – LD 522 27

    Outputs: (1) 1.2 to 12 V DC, continuously adjustable (2) 0 to 450 V DC, continuously adjustable (3) 3/9/12 V AC via 4-mm sockets Maximum load capacity: (1) 100 mA (2) ≤10 µA (3) 100 mA short-circuit proof Residual ripple at full load: (1) ≤1 mV Connection voltage: 230 V, 50/60 Hz Fuse: T 0.08,…

  • Zasilacz 500V DC – LD 521 65

    Output voltages: (1) 0 to 50 V DC (2) 0 to 500 V DC (3) 6.3 V AC (4) 4.5… 7.5 V DC via 4-mm safety sockets. Maximum load capacity: (1) 10 mA, short-circuit proof (2) 50 mA, short-circuit proof (3) 1 A (4) 5 A, short-circuit proof Residual ripple at full load: (1) <…

  • Generator funkcyjny mocy do 3A/30V nr kat. 522 63

    Sine/triangular/square-wave generator sweepable with external voltage, continuously adjustable in six decade ranges. Can also be used as a frequency counter or amplifier. Short-circuit proof, floating ground. Electrical protection The output is proof against short-circuit and no-load states and against connection of external voltages of up to ± 120 V; Main output protected using a 4…