Resistance of copper wire \(at 20 °c\) – MITSUBISHI ELECTRIC BDC4803H User Manual

Page 6

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1. Power connection

Connect the DC 12V powercable with the DC 12V Terminal.

l Resistance of copper wire (at 20 °C)

Copper

wire size

0,22 mm²

0,33 mm²

0,52 mm²

0,83 mm²

W / m

0,078

0,05

0,03

0,018

l

Calculation of max. cable length between camera and power

supply:

10,5V DC

£ V – (R x 0,42 x L) £ 16V DC

L : Cable length (m)
R : Resistance of copper wire (

W / m)

V : DC output voltage of power supply (V DC)
L standard = V - 12 / 0,42 x R
L min. = V - 16 / 0,42 x R
L max. = V - 10,5 / 0,42 x R

DC 12 V (

± 10%)

INSTALLATION

Power connector camera rear side

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