TERASAKI TemBreak PRO B - User Manual

120 pages

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0.0.1

NHP Electrical Engineering Products

AU 1300 NHP NHP

NZ 0800 NHP NHP

nhp.com.au

nhp-nz.com

B Model Moulded Case Circuit Breaker

Smart Electronic

Trip Unit from 250A up to 1000A

USER MANUAL

Main Page

Using this Manual2
Safety Precautions2
Summary of Changes3
Table of Contents4
Introduction5
Who Should Use this Manual5
Additional Resources5
Terminology and Abbreviations6
Product Information7
Protection Features7
Part Number Break down8
Available Mccbs in the Tembreak PRO Range9
Label Identification10
B250P_SE Information11
B400P_SE, B400P_SX, B400R_SE & B400R_SX Information12
B800N_SE, B800N_SX, B800H_SE & B800H_SX Information13
B800G_SE, B800G_SX, B800P_SE & B800G_SX Information14
B800R_SE & B800R_SX Information15
B1000N_SE, B1000N_SX, B1000H_SE & B1000H_SX Information16
Internal Accessories17
Auxiliary & Alarm Switches17
Auxiliary Contact17
Alarm Contact17
Shunt Trip18
Under Voltage Trips18
Plugs and Ports19
Installation20
Precautions20
Mounting Angles20
Direction of Power Supply21
Clearances22
Internal Accessory Mounting Locations24
B250 Internal Accessories Combination24
B400 Internal Accessories Combination25
B800 & B1000 Internal Accessories Combination26
Alarm, Shunt & UVT Installation27
Alarm & Auxiliary Installation27
Shunt & UVT Installation28
Protection Settings29
Trip Curve29
Pre-Defined Curves31
LSI Adjusted Curves32
Long Time Delay (LTD) Protection33
Adjusting I Adjusting T33
R (Current)33
R (Time Delay)35
Thermal Memory / Hot-Cold Start Mode37
Hot Start Mode37
Cold Start Mode37
Short Time Delay Protection (STD)38
Adjustment I Sd (Current)38
Sd (Time Delay)38
Short Time Delay Protection (STD)39
Sd (Current)39
(Time Delay)39
Instantaneous Protection (INST)40
Adjusting I I (Current)40
Instantaneous Protection (INST)41
I (Current)41
Ground/Earth Fault Protection (GF)42
Adjusting L G (Current)42
Ground Fault Calculation43
Ground Fault 4 Th CT43
Neutral Protection (NP)44
Alarms & Indication45
Power Supply Requirement46
Connections and Contact Specification46
Navigation47
Operation Buttons47
How to Display Measurements47
Available Screens of B400-B1000 Models48
Section 1. Monitor Screen (MONI)49
Section 2. Setup Screen (SETUP)50
Section 3. Reset Screen (RESET)52
Section 4. Setting 1 Screen (SET1)54
Section 5. Setting 2 Screen (SET2)56
Section 6. Maintenance Screen (MAINTE)58
Section 7. TEST Screen (MAINTE)59
Section 8. Operation Indication and Indication Resetting Procedure61
Commissioning63
LTD Adjustments63
Pre-Defined Curve Selection64
INST Protection Only Setting65
LSIG 3P - GF Protection Adjustments (I G )66
LSIG 4P - NP and GF Protection Adjustments (I N )67
Troubleshooting68
Annex a - Dimensions69
B250P69
B400P / R71
B800N / H / G73
B800P / R75
B1000N / H77
Ground Fault CT79
T2Gb4079
T2Gbx679
Annex B - Time Current Curves80
B250_Be - I 40 a80
B250_BE - I N 125 a83
B250_BE - I N 160 a86
B250_Be - I 250 a87
B400_Be - I 250 a90
B400_BE - I N 400A93
B800_Be - I 630 a96
B800_Be - I 800 a99
B1000_Be - I102
Annex C - I 2 T Let-Through Curves105
B250P105
B400P / R106
B800N / H107
B800P / R108
B1000N / H109
Annex D - Peak Let-Through Curves110
B250P110
B400P / R111
B800N / H112
B800P / R113
B1000N / H114
Annex E - Watts Loss115
Impedance Watts Loss115
Resistance Watts Loss115
Annex F - Temperature Ratings Tables116
Annex G - Wiring Diagrams & Terminal Designations117
Auxiliaries117
General Purpose117
Heavy-Duty117
Alarms117
Shunts117
Uvts117
Ground Fault 4 Th CT118
Application Location118
CT Orientation118
Wiring119

Brand	TERASAKI
Model	TemBreak PRO B
Category	Circuit breakers
Language	English

TERASAKI TemBreak PRO B - User Manual

Table of Contents

TERASAKI TemBreak PRO B Specifications

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