Samlex America Step 20 - Manual (Page 10)

10 | SAMLEX AMERICA INC.
parameter Step 7 Step 10 Step 20
input
Input Voltage range 9-18 VDC 9-18 VDC 9-18 VDC
Input Current at No Load < 5mA < 5mA < 5mA
output
output Voltage at No Load 25V ± 0.1V 25V ± 0.1V 25V ± 0.1V
output Voltage regulation +0% / -5% +0% / -5% +0% / -5%
output Current 7A 10A 20A
output Noise and ripple < 50mV rMS < 50mV rMS < 50mV rMS
peak efficiency 92% 92% 92%
iSoLation
Isolation: Input to output No. Common Negative
Isolation: Input/ output to chassis Isolated
temperature riSe / cooLinG
temperature rise after 30 Min
of operation at full Load
30°C @ 20°C ambient
type of cooling by convection (No fan)
protectionS
12V Input Side fuse (Internal) 30A 40A 80A (2x40A)
12V Input Side fuse (external)
25A
(Not supplied)
35A
(Not supplied)
70A (2 x 35A)
(Not supplied)
24V output Side fuse(Internal) No fuse
24V output Side fuse (external) 7A (Not supplied) 10A (Not supplied) 20A (Not supplied)
reverse polarity on Input Side external / Internal Input Side fuse will blow
High Voltage and Transient
Suppression on Input Side Will blow input side fuse at continuous input voltage
> 40V. Also protects against load dump.
over Current
Short Circuit proof.
external 7A fuse
will blow
Short Circuit proof.
external 10A fuse
will blow
Short Circuit proof.
external 20A fuse
will blow.
input /output connectionS
type of Connectors
Male, “Quick Connect” Spade terminal
- 6.3mm / 0.25”
M6 bolt and Nut
compLiance
RoHS RoHS compliant
european Conformity
Ce marked
emission: eN50081-1
Immunity: eN50082-1
european Automotive Directive 95/45/eC
SeCtIOn 5 | Specifications