
Features:
∎ Universal Rack for the CAR1248FP and CAR1248TN  
∎ Up to 6,000W (4,800W N+1)  
∎ Fully Hot-Pluggable and Redundant  
∎ Remote Sensing   
∎ LED Indicators   
∎ Built-in Alarm Signals 
∎ Full Protection Features   
∎ World-Wide Safety Approvals 
ACE125RUW48
5 Bay / 6 Kilowatt Power Shelf
FEATURES BENEFITS
Single Wire Current Sharing Provide system stress balancing and increases reliability 
Constant Power Option  Better suited for battery charging applications
Constant CurrentOption Designed for front-end bulk supply applications 
Voltage Trimming Capability Designed for oat VRLA batteries 
BControl and Monitoring Signals Allows for superior system control 
Universal Input & International Reduced logistic costs, meets world-wide standards 
Built in Variable Speed fan Low noise and increased reliability 
LVD and Controller Option Complete system integration for telecom applications
SPECIFICATIONS 6000 Watt Power Shelf for Five CAR1248 Front End & Rectier Power Supplies
Rectier/Front-End Model CAR1248TN CAR1248FP 
Maximum Output Power 6000W (4800W N+1 Redundancy) at High Line 
Output Current 112.5A at High Line (92.5A @ low Line) 125A at High Line (104A @ low Line) 
Output Voltage -54VDC ±0.2V +48VDC ±0.1V 
Output Voltage Range -42VDC to -56VDC +43.2 to +52.8VDC 
Input Voltage* 90-264VAC, 47-63Hz (Individual input feeds) 
Maximum Input Current 12.75A@100VAC, 7.9A@180VAC per module 
Maximum Inrush Current 40A per input (per ETS 300 132-1) 
Power Factor 0.99 typical. Complies with IEC555, EN60555-2, EN61000-3-2 
Eciency 91% typical at nominal load and 230VAC. (85% at 90VAC) 
Regulation - Line ±2% of input power line 
Regulation - Load ±1% of load 
Ripple and Noise Complies with ETS300 132-2, 32dBnrc. Bandwidth: 25Hz - 20kHz. ±1% pk-pk with 0/1uF ceramoc and 10uF electrotic caps 
Load Sharing Active single wire load sharing. Unit to share ±10% of full load. 
Transient Response 5% max deviation, 300usec recovery time @ 50% step load and di/dt < 1A/us 
Status Indicators AC good (GREEN), DC good (GREEN), FAULT (RED) 
Alarm Signals AC OK, AC High, DC OK, Temperature OK, Module Missing, Current Monitoring, Remote ON/OFF 
Current Limit Protection Self protected between the range of 110% - 130% of Iout nominal 
Overvoltage Protection (OVP) 59VDC ±1V 
Temperature Range -10C to 70C (Power derating above 50C at 2%/C). -40C start up. 
Shock & Vibration IEC 68-2-27, MIL-STD-810E, 20G, Telcordia GR-63-CORE, GR-487-CORE 
EMI/EMC Class B (FCC and CISPR compliant) - EN55022 Level B. CE Marking Level B. GR-1089-CORE 
Safety Approvals UL: 487, 1012, 1950 CSA 22.2 No. 650 IEC: 380, 435, 950 VDE 0804, 0806 & CE Marked TUV 
Dimensions 1.74” x 19.00” x 14.98” (44.1mm x 482.6mm x 380.5mm) - including mounting ears
rev 100506
Lineage Power  Lineage Power     Lineage Power (China)
3000 Skyline Dr.    2841 Dow Avenue      1353 Chenqiao Road, Shanghai Sengpu Industrial Park 
Mesquite, TX 75149   Tustin, CA 92780 USA     Shanghai, 201401 China   
Phone: (972) 284-2000  Phone: (714) 544-6665     Phone: 021 6710 8910
at the output.
KEY MARKETS & APPLICATIONS
∎ Base Stations   ∎ ATE Equipment 
∎ Satelite Hubs   ∎ RF Amplifiers 
∎ Networking Equipment   
∎ Telecom Access Nodes   
∎  Power for Distributed Power Architectures 
∎  Central Office Switching   
www.lineagepower.com/oem

OUTLINE DRAWING
ACE 12 5 R  U W 48 xx -1A
Series
12=1200W
Output Current 
Per Module
Blank=Non-compliant 
YO=5 of 6 Compliant 
ZO=6 of 6 Compliant
RoHS
Re v.
48=48V
Output Voltage
5=5 Bays
Number 
of Bays
R=Power Rack
Type
W=Without Monitoring
Monitoring
U=Universal
Module Support 
(Rectifier/Front End)
ACE125RUW48
5 Bay / 6 Kilowatt Power Shelf
PART NUMBER DEFINITION GUIDE
rev 100506
Lineage Power  Lineage Power     Lineage Power (China)
3000 Skyline Dr.    2841 Dow Avenue      1353 Chenqiao Road, Shanghai Sengpu Industrial Park 
Mesquite, TX 75149   Tustin, CA 92780 USA     Shanghai, 201401 China   
Phone: (972) 284-2000  Phone: (714) 544-6665     Phone: 021 6710 8910
PIN OUT INFORMATION
1 AC OK 1 16 FAULT 2 31 AC HIGH 4 46 SDA
2 DC OK 1 17 AC OK 3 32 FAULT 4 47 WP
3 MODPRES 1 18 DC OK 3 33 AC OK 5 48 RS+_F
4 TEMP OK 1 19 MODPRES 3 34 DC OK 5 49 RS-_F
5 ON/OFF 1 20 TEMP OK 3 35 MODPRES 5 50 Signal RTN
6 I MON 1 21 ON/OFF 3 36 TEMP OK 5 51 NU
7 AC HIGH 1 22 I MON 3 37 ON/OFF 5 52 5SVB_F
8 FAULT 1 23 AC HIGH 3 38 I MON 5 53 5SVB_F
9 AC OK 2 24 FAULT 3 39 AC HIGH 5 54 5SVB_F
10 DC OK 2 25 AC OK 4 40 FAULT 5 55 5SVB_F
11 MODPRES 2 26 DC OK 4 41 NU 56 NU
12 TEMP OK 2 27 MODPRES 4 42 I_SHARE 57 5SVB_RTN_F
13 ON/OFF 2 28 TEMP OK 4 43 VPROG 58 5SVB_RTN_F
14 I MON 2 29 ON/OFF 4 44 INT 59 5SVB_RTN_F
15 AC HIGH 2 30 I MON 4 45 SCL 60 5SVB_RTN_F
www.lineagepower.com/oem