Railroad (RHF)

Railroad (RHF)

Microprocessor Controlled High Frequency Technology

Output :
12 or 24 Volt
10, 20, 30, 40 Amps

102-264 VAC


The La Marche model RHF series uses proven High Frequency charging technology and is developed specifically for the railroad market. It is typically used for signaling, highway crossing and motion detection systems where the battery is cycled frequently. This filtered unit is designed and built to charge VRLA, Flooded Lead Acid and Nickel Cadmium batteries. One of the features that make this product unique is lightning protection.

 • Microprocessor Controlled High Frequency Technology
 • AC Input: 105-264VAC (45-65Hz) w/Automatic Compensation ±10%
 • Available DC Output: 12VDC and 24VDC
 • Complete Isolation from AC to DC
 • Adjustable Current Limit from 50% to 105%
 • 1 Set Form “C” Dry Type Alarm Contacts for Charger Fail Alarm
 • 2 Years Warranty
User Manuals
AC Input105 VAC - 264 VAC Single Phase 45Hz to 65 Hz
Load Regulation<±0.5%
Input ProtectionFuse with surge and transient protection
Output Current LimitFactory set at 100%, adjustable from 50-105%
Output ProtectionDC breaker or fuse with surge protection
MetersLCD DC Output Digital Voltmeter and Ammeter (1%)
Thermal Protection
AC Over Voltage Protection
Adjustable Voltage Range (per cell)Lead-Acid Cells: 2.15 VDC to 2.35 VDCNickel-Cadmium: 1.39 VDC to 1.49 VDC
LED IndicatorsCurrent LimitAC ONCharger Fail
Operating Temp-40° to 50°C (-40° to 122°F) (Derated up to 70°)
Storage-40° to 85°C (-40° to 185°F)
Relative Humidity0 to 95% non condensing
Line Regulation±10%
MountingShelf and wall mounting
Cable EntryButton
FinishPowder coat finish (RAL 7032)
StandardsMeets AREMA specificationsMeets ANSI C62-41
Power Factor>0.95

Communications21XSNMP/Ethernet Communication
Controls11WExternal Temperature Probe 24ft