... tube(Ω)Firing current(A)Safety current(A)Resistant to temperatureDX-1W21851≥10000.80.2 during 3s218,hDX ... series with a 500pf capacitor, voltage, 25KV, discharge to the legwire and tube of the detonator, it ... field. Note: take care in handing, prohibit to be impacted and fractionated, away from fire and ... The resistant should be tested in a protector before using and the testing current is less than 0 ...