Specifications are subject to change without notice (30.09.2005) 2-61
RA 24.. .. 06, RA 44.. .. 08, RA 48.. .. 12
RA 24.. .. 06 RA 44.. .. 08 RA 48.. .. 12
Operational voltage range 24 to 280 VACrms 42 to 480 VACrms 42 to 530 VACrms
Non-rep. peak voltage ≥650 Vp≥850 Vp≥1200 Vp
Zero voltage turn-on ≤20 V ≤40 V ≤40 V
Operational frequency range 45 to 65 Hz 45 to 65 Hz 45 to 65 Hz
Power factor ≥0.5 @ 230 VACrms ≥ 0.5 @ 400 VACrms ≥ 0.5 @ 480 VACrms
Approvals UL, CSA UL, CSA UL, CSA
General Specifications
RA .... -D .. RA .... LA .. RA .... HA ..
Control voltage range 3 to 32 VDC 10 to 90 VAC/DC 90 to 280 VAC/DC
Pick-up voltage ≤3 VDC ≤10 VAC/DC ≤90 VAC/DC
Drop-out voltage ≥1 VDC ≥1 VAC/DC ≥10 VAC/DC
Reverse voltage ≤32 VDC
Input impedance 1.5 kΩ5.4 kΩ44 kΩ
Response time pick-up ≤1/2 cycle ≤1 cycle ≤1 cycle
Control pulse width ≥0.5 ms ≥0.5 ms ≥0.5 ms
Response time drop-out ≤1/2 cycle ≤1/2 cycle ≤1/2 cycle
Input Specifications
Output Specifications
RA ..10 .. .. RA ..25 .. .. RA ..50 .. .. RA ..90 .. ..
Rated operational current AC 51 16 Arms 25 Arms 50 Arms 90 Arms
A C 53a 3 Arms 5 Arms 15 Arms 20 Arms
Minimum operational current 20 mArms 20 mArms 20 mArms 20 mArms
Rep. overload current t=1 s ≤35 Arms ≤55 Arms ≤125 Arms ≤150 Arms
Non-rep. surge current t=10 ms 160 Ap300 Ap580 Ap1150 Ap
Off-state leakage current
@ rated voltage and frequency ≤2.5 mArms ≤3 mArms ≤3 mArms ≤3 mArms
I2t for fusing t=1-10 ms ≤130 A2s≤450 A2s≤1680 A2s≤6600 A2s
Critical dI/dt ≥50 A/µs ≥50 A/µs ≥50 A/µs ≥100 A/µs
On-state voltage drop
@ rated current ≤1.6 Vrms ≤1.6 Vrms ≤1.6 Vrms ≤1.6 Vrms
Critical dV/dt commutating ≥500 V/µs ≥500 V/µs ≥500 V/µs ≥500 V/µs
Critical dV/dt off-state ≥500 V/µs ≥500 V/µs ≥500 V/µs ≥500 V/µs
RA ..10 .. .. RA ..25 .. .. RA ..50 .. .. RA ..90 .. ..
Operating temperature -20°to +70°C -20°to +70°C -20°to +70°C -20°to +70°C
(-4° to +158°F) (-4° to +158°F) (-4° to +158°F) (-4° to +158°F)
Storage temperature -40°to +100°C -40°to +100°C -40°to +100°C -40°to +100°C
(-40° to +212°F) (-40° to +212°F) (-40° to +212°F) (-40° to +212°F)
Junction temperature ≤125°C (≤257°F) ≤125°C (≤257°F) ≤125°C (≤257°F) ≤125°C (≤257°F)
Rth junction to case ≤2.0 K/W ≤1.25 K/W ≤0.65 K/W ≤0.3 K/W
Rth junction to ambient ≤12.5 K/W ≤12 K/W ≤12 K/W ≤12 K/W
Thermal Specifications