ETA-USA Tel
: 408-778-2793 Fax: 408-779-2753 e-mail: sales@eta-usa.com
Hold up time:
(Vi nom, Io nom)
Vi=115 VAC
25mS, min.
Vi=230VAC
30mS, min.
Output voltage accuracy (
Vi nom, Io max)
(Adjusted before shipment)
-0~+1%
Voltage trim range:
(Vi nom, Io nom)
24V models
22.5~28.5VDC
48V model
47~56VDC
Minimum load
(Vi nom)
0% min.
Line regulation
(Io nom, Vi min ...Vi max)
±0.5% max.
Load regulation
(Vi nom, Io min ...Io nom)
single mode
±1% max.
parallel mode
±5% max.
Ripple and noise
:(Vi nom, Io nom,BW =
20MHz)
100max.
Temperature coefficient
(Vi nom, Io min)
±0.3%/ºC
DC ON indicator
(Vi nom, Io nom )
Threshold at start up
24V models
17.6~19.4VDC
48V model
37~43VDC
DC LOW indicator
(Vi nom, Io nom)
Threshold after start up
24V models
17.6~19.4VDC
48V model
37~43VDC
Isolation voltage
(Input/Output)
3000VAC, min.
Isolation resistance:
(Input / Output @
500VDC,min.)
100M
,min.
Parallel opration
For parallel
models only
3 unit, max.
3) ENVIRONMENT
(
Operating at Vi nom, Io nom):
Operating Temperature(70 to 100%)
-10
°
C to +50
°
C
Derating(+51 to +71
°
C)
1.5% /
°
C, max.
Storage Temperature
-25
°
C to +85
°
C
Relative humidity
20~95 % R H
Cooling
Free-air convection
MTBF
According to MIL-HDBK-217F, GF40 200,000 Hrs, typ.
4) MECHANICAL DRAWING
Case Material..................................................... Metal
Dimensions(mm):
Screw terminal type
.................................
L125 x W83 x D126
Detachable connector type............................. ..L142 x W83 x D126
5) CONTROL AND PROTECTION
Input fuse
T6.3A / 250VAC internal
Rated over load protection(Vi nom)
105% ~ 145%
Output short circuit(Vi nom, Io nom)
Current Limited
Power Rdy (24V model only) (Threshold)
Threshold voltage of contact closed(at start up) 17.6~19.4 VDC
Electrical Isolation
500VDC, min.
Contact rating at 60VDC
0.3A, max.
Over Voltage Protection(Vi nom, Io nom)
120~145%
