NEC UNIVERGE NEAX 2000 IPS - System Power

CHAPTER 4 EQUIPMENT DESCRIPTION
UNIVERGE NEAX 2000 IPS General Description Page 92
Issue 5
System Power
Abbrev Name Code Remarks
PZ-PW121
AC/DC PWR
Main Power Supply Card: One card is pre-installed per PIM.
Input: AC120 V/240 V (50 Hz/60 Hz)
Output: –27 V (4.4 A), +5 V (7.2 A), CR (38 mA),
+90 V (80 mA)
PZ-PW122
DC/DC PWR
Power Supply Card for Cell Station (Zone Transceiver):
Input: –24 V DC
Output: –48 V DC (1.7 A)
One card per PIM.
A maximum of 16 CS (ZTs) backed up by one card.
PN-PW00
EXTPWR
Power Supply Card for DESKCON:
• Provides –48 V DC power.
• A maximum of four cards per frame (4PIMs).
A maximum of three cards per PIM.
• Occupies two physical slots width per card.
PW131 PZ-PW131
For DM (E) Modular Chassis - Main Power Supply without
Generator and Message Waiting. One is included in each PIMMJ.
PW139 PZ-PW139
For DM (E) Modular Chassis - Ring Generator Unit (RGU) mounts
on top of the PZ-PW131. One is included in each PIMMJ.
Ring Voltage: 85/75Vac; Ring Current: 0.05A