Delta Amplon RT Series User manual

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Delta UPS - Amplon Family
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User Manual
RT Series, Single Phase
1/ 1.5/ 2/ 3 kVA
Maintenance Bypass Box

II
Amplon RT Series
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This manual contains important instructions and warnings that you should
follow during the installation, operation, storage and maintenance of this
product. Failure to heed these instructions and warnings will void the warranty.
Copyright © 2019 by Delta Electronics Inc. All Rights Reserved. All rights of this
User Manual (“Manual”), including but not limited to the contents, information,
and figures are solely owned and reserved by Delta Electronics Inc. (“Delta”).
The Manual can only be applied to the operation or the use of this product. Any
disposition, duplication, dissemination, reproduction, modification, translation,
extraction, or usage of this Manual in whole or in part is prohibited without the prior
written permission of Delta. Given that Delta will continuously improve and develop
the product, changes may be made to the information in this Manual at any time
without obligation to notify any person of such revision or changes. Delta will make
all possible efforts to secure the accuracy and the integrity of this Manual. Delta
disclaims any kinds or forms of warranty, guarantee, or undertaking, either expressly
or implicitly, including but not limited to the completeness, faultlessness, accuracy,
non-infringement, merchantability or tness for a particular purpose of the Manual.

Table of Contents
III
Table of Contents
Chapter 1 : Product Introduction --------------------------------------- 1
Chapter 2 : Important Safety Instructions --------------------------- 2
Chapter 3 : Package List -------------------------------------------------- 4
Chapter 4 : Standard Compliance-------------------------------------- 7
Chapter 5 : Rear View ------------------------------------------------------ 8
Chapter 6 : How to Install the Maintenance Bypass
Box on the UPS ---------------------------------------------10
Chapter 7 : How to Install the Maintenance Bypass
Box on the External Battery Pack --------------------13
Chapter 8 : How to Install the Maintenance
Bypass Box on the Rack---------------------------------17
Chapter 9 : How to Install the Maintenance Bypass
Box into the Tower Stands ------------------------------23
Chapter 10 : Wiring---------------------------------------------------------25
Chapter 11 : Start-up Operation----------------------------------------27
Chapter 12 : Maintenance------------------------------------------------28
Chapter 13 : Technical Specications -------------------------------30
Appendix 1 : Warranty ----------------------------------------------------33

Chapter 1 Product Introduction
1
Chapter 1 : Product Introduction
The Maintenance Bypass Box (MBB) is designed to operate in conjunction with the
Delta RT series 1 ~ 3kVA UPS. It ensures that the connected critical loads continue
to be powered by the input power during UPS maintenance or during the unlikely
event of a UPS failure.

2
Amplon RT Series
Chapter 2 : Important Safety Instructions
z
zOnly qualied service personnel can perform installation and maintenance of the
Maintenance Bypass Box.
z
zThe Maintenance Bypass Box must operate in conjunction with Delta RT series
1 ~ 3kVA UPS. Please refer to the following table.
Maintenance
Bypass Box
Model
MBB-RT-1.5K
PDB1115A1300B8
MBB-RT-2K
PDB1116A1300B8
MBB-RT-3K
PDB1117A1300B8
Applicable to
Delta RT series
UPS Model
RT-1K
RT-1.5K RT-2K RT-3K
z
zBefore installation of the Maintenance Bypass Box, please completely turn o󰀨
the UPS and cut o󰀨 the input power and battery power (if applicable).
z
zTo reduce the risk of re, only connect the Maintenance Bypass Box to a circuit
with branch circuit overcurrent protection in accordance with the National Electri-
cal Code, ANSI/ NFPA 70 and the Canadian Electrical Code, Part 1, C22.1. The
suggested branch circuit breaker’s current capacity is listed in the table below.
Model Maximum Current of
Branch Circuit Breaker
MBB-RT-1.5K (PDB1115A1300B8) 20A
MBB-RT-2K (PDB1116A1300B8) 20A
MBB-RT-3K (PDB1117A1300B8) 30A
z
zFailure to properly install the Maintenance Bypass Box may result in severe
damage to your UPS or load equipment.
z
zPlease install the Maintenance Bypass Box in an indoor temperature controlled
environment that is free of conductive contaminants.

Chapter 2 Important Safety Instructions
3
z
zDo not operate the unit in an extremely dusty/ unclean area or a location near
heating devices, water and excessive humidity. Do not expose the unit to direct
sunlight.
z
zSelect a location where provides good air circulation for the unit at all times.
z
zProperly route power cords so they cannot be walked on or damaged.
z
zThe Maintenance Bypass Box must be well grounded due to a possible risk of
current leakage.
z
zThe Maintenance Bypass Box is not intended for use in direct patient care or
life support applications.

4
Amplon RT Series
Chapter 3 : Package List
For PDB1115A1300B8
No. ITEM Q’ty Drawing
1MBB EAR (For Rack) 2 PCS
2MBB EAR (For Tower) 1 PC
3MBB EAR (For Tower) 1 PC
4UPS Output Cover 1 PC
5M4 Screw (Flat Head) 4 PCS
6M4 Screw (Pan Head) 2 PCS

5
Chapter 3 Package List
No. ITEM Q’ty Drawing
7M5 Screw 4 PCS
8#6-32 Screw 3 PCS
9M5 Cage Nut 4 PCS
10
RS-232 Cable 1 PC
For PDB1116A1300B8 & PDB1117A1300B8
No. ITEM Q’ty Drawing
1MBB EAR (For Rack) 2 PCS
2MBB EAR (For Tower) 1 PC

6
Amplon RT Series
No. ITEM Q’ty Drawing
3UPS Output Cover 1 PC
4M4 Screw 4 PCS
5M5 Screw 4 PCS
6#6-32 Screw 4 PCS
7M5 Cage Nut 4 PCS
8RS-232 Cable 1 PC
NOTE :
1. If there is any damage or anything missing, please immediately contact
the dealer from whom you purchased the unit.
2. If the Maintenance Bypass Box needs to be returned, carefully repack
the Maintenance Bypass Box and all of the accessories using the original
packing material that came with the unit.