IONPS-A, AC Power Module
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Tech Support: 1-800-260-1312 – International: 00-1-952-941-7600 – (24 hours)
Maintenance — Continued
Replacing the fuse
CAUTION: Ensure that the IONPS-A, AC Power Module has been disconnected from
the external power source and the ON/OFF switch is at “0.” Failure to observe this
caution could result in damage or failure of the Power Module.
To replace the fuse in the IONPS-A, AC Power Module:
1. Ensure the ON/OFF switch on the Power Module is in the OFF position.
2. Disconnect the AC power cord from the external power source.
3. Insert a small flat blade screwdriver into the groove on the front, inside edge of the
fuse holder, as shown in Figure 11A.
4. Carefully pull the fuse holder from the Power Module. See Figure 11B.
Fuse
Holder
Fuse
Place Small Flathead
Screw Driver Here
(A )
(B )
Power ON/OFF
Switch
4. Remove the fuse from the fuse holder.
5. The replacement fuse MUST BE the same amperage and voltage rating.
6. Insert the fuse into the holder.
7. Slide the fuse holder fully into the Power Module.
8. Connect the power cord to Power Module and to the external power.
9. Push the power ON/OFF switch to the ON position.
Figures 11 A & B: Replacing Fuse
techsupport@transition.com – Click the “Transition Now” link for a live Web chat.
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Technical Specification
For use with Transition Networks Model IONPS-A, AC Power Module.
Dimensions:
8.3" x 8.4" x 2.7"
(211 mm x 211 mm x 69 mm)
Weight:
4 lb.
(6.35 kg)
approximately
Power Input:
100-240 V, 47/63Hz, 2.35 – 1.1 Amp
(typical with a fully-loaded chassis)
Voltage Tolerance:
± 10%
Low-Line Input Current:
3.5A max.
Inrush Current:
13A max.
( peak starting current)
@ high line
Transient Recovery Time: 1ms max.
Power Output:
12VDC at 16.67 Amp max.
Power Factor:
>0.6 – 0.95, 10 to 100% load respectively
Fuse:
6.3 Amp/250 Volts
MTBF:
Greater than 25,000 hours
(MIL-HDBK-217F)
Greater than 68,750 hours
(Bellcore7 V5.0)
Environment:
Operating temperature:
0 to 50°C
(32 to 122°F )
Storage temperature:
-25 to 70°C
(-13 to 158°F)
Humidity:
5 to 90%, non condensing
Warranty:
Lifetime
