Schwarzbeck HHS 5206-132 Circular Helmholtz Coils (4713 A/m, 5 min, DC – 30 kHz)

Number of turns (per Coil): 132

Maximum coil current: 15 A, 5 min.

Nominal coil current: 10 A continuous

Coil spacing: 300 mm

Maximum magnetic field strength: 4713 A/m, 5 min.

Nominal magnetic field strength: 3142 A/m continuous

Magnetic field strength @ 1 A Coil Current: 314.2 A/m

Conversion Current-Fieldstrength (Coil factor): 169.97 dBµA/m

Current required for 1 A/m: 3.183 mA

Conversion Current-Fieldstrength: 50 dB/m

Coil diameter: 600 mm

Mechanical dimensions: 0.64 m × 0.79 m × 0.42 m

Max. cubical shaped DuT: 32.5 × 32.5 × 32.5 cm

Terminals: 4 mm banana jacks / Screw terminals

Usable frequency range: DC – 30 kHz

Inductance (per coil): 22.4 mH

Inductance (pair of coils): 49.9 mH

Resistance by 20°C (per coil): 1.42 Ω

Resistance by 120°C (per coil): 1.96 Ω

Coil capacitance (pair of coils): 174 pF

Resonance frequency (Pair of coils): > 50 kHz

Weight: 27.5 kg

 Datasheet