This document describes several series of low voltage current transformers and power supply components, including their specifications and standards they comply with. The components include current transformers, control transformers, rectification transformers, lighting transformers, auto-coupling transformers, dry-type transformers, rheostats, reactors, voltage regulators, voltage stabilizers, precision voltage stabilizers, uninterruptible power supplies, and emergency power supplies. They have applications in power distribution and motor control systems.

1. Power Supply Components

2. LM-0.5 Series Low Voltage Current
Transformer
Confirms to:
Primary amps-turn: 50A~6000A
Secondary current: 1A, 5A
Rated voltage: 0.5kV
Rated capacity: 2.5VA~10VA
Accuracy: 1.0, 0.5, 0.2
Primary winding: generatrix
IEC60044-1
MSQ Series Low Voltage Current
Transformer
Confirms to: IEC60044-1
Rated test voltage: 3KV AC(1min)
Rated short-time thermal current(Ith): 60In
Rated dynamic current(Idyn): 2.5Ith
Rated voltage: 0.72KV AC
Secondary current: 5A/1A
Rated frequency: 50/60Hz
Primary winding: generatrix or bus-bar
LMZ(J)-0.5 Series Low Voltage
Current Transformer
Confirms to:
Primary amps-turn: 50A~6000A
Secondary current: 1A, 5A
Rated voltage: 0.5kV
Rated capacity: 2.5VA~15VA
Accuracy: 1.0, 0.5, 0.2, 0.5S, 0.2S
Primary winding: generatrix or bus-bar
IEC60044-1
LMZ(J)1-0.66 Series Low Voltage
Current Transformer
Confirms to:
Primary amps-turn: 50A~6000A
Secondary current: 1A, 5A
Rated voltage: 0.66kV
Rated capacity: 5VA~15VA
Accuracy: 1.0, 0.5, 0.2, 0.5S, 0.2S
Primary winding: generatrix or bus-bar
IEC60044-1
LMZ3-0.66 Series Low Voltage
Current Transformer
Confirms to:
Primary amps-turn: 150A~3000A
Secondary current: 1A, 5A
Rated voltage: 0.66kV
Rated capacity: 5VA~15VA
Accuracy: 0.5, 0.2
Primary winding: generatrix or bus-bar
IEC60044-1
LMK1-0.66 Series Low Voltage
Current Transformer
Confirms to:
Primary amps-turn: 50A~5000A
Secondary current: 1A, 5A
Rated voltage: 0.66kV
Rated capacity: 5VA~15VA
Accuracy: 1.0, 0.5, 0.2, 0.5S, 0.2S
Primary winding: generatrix or bus-bar
IEC60044-1
LMK2-0.66 Series Low Voltage
Current Transformer
Confirms to:
Primary amps-turn: 50A~5000A
Secondary current: 1A, 5A
Rated voltage: 0.66kV
Rated capacity: 5VA~15VA
Accuracy: 1.0, 0.5, 0.2, 0.5S, 0.2S
Primary winding: bus-bar
IEC60044-1
LMK3-0.66 Series Low Voltage
Current Transformer
Confirms to:
Primary amps-turn: 150A~2000A
Secondary current: 1A, 5A
Rated voltage: 0.66kV
Rated capacity: 5VA~15VA
Accuracy: 0.5
Primary winding: generatrix
IEC60044-1
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Power Supply Components

3. LMK4-0.66 Series Low Voltage Current
Transformer
Confirms to:
Primary amps-turn: 150A~5000A
Secondary current: 1A, 5A
Rated voltage: 0.66kV
Rated capacity: 5VA~15VA
Accuracy: 1.0, 0.5, 0.2, 0.5S, 0.2S
Primary winding: generatrix or bus-bar
IEC60044-1
LMK5-0.66 Series Low Voltage Current
Transformer
Confirms to:
Primary amps-turn: 150A~6300A
Secondary current: 1A, 5A
Rated voltage: 0.66kV
Rated capacity: 5VA~10VA
Accuracy: 1.0, 0.5, 0.2, 0.5S, 0.2S
Primary winding: generatrix or bus-bar
IEC60044-1
LMK6-0.66 Series Low Voltage
Current Transformer
Confirms to:
Primary amps-turn: 300A~6300A
Secondary current: 1A, 5A
Rated voltage: 0.66kV
Rated capacity: 5VA~15VA
Accuracy: 0.5, 0.2, 0.5S, 0.2S
Primary winding: bus-bar
IEC60044-1
LMK7-0.66 Series Low Voltage
Current Transformer
Confirms to:
Primary amps-turn: 300A~6300A
Secondary current: 1A, 5A
Rated voltage: 0.66kV
Rated capacity: 5VA~15VA
Accuracy: 0.5, 0.2, 0.5S, 0.2S
Primary winding: bus-bar
IEC60044-1
LMK8-0.66 Series Low Voltage
Current Transformer
Confirms to:
M type
Primary current: 5A~100A
Primary winding: Bolt connection generatrix or bus-bar
φ type
Primary current: 150A~400A
Primary winding: generatrix
Rated voltage: 0.66kV
Rated capacity: 5VA~15VA
Accuracy: 0.5, 0.2
Primary winding: generatrix or bus-bar
IEC60044-1
LMK9-0.66 Series Low Voltage
Current Transformer
Confirms to:
Primary amps-turn: 300A~6300A
Secondary current: 5A
Rated voltage: 0.66kV
Rated capacity: 5VA~15VA
Accuracy: 5P15, 10P15
Primary winding: bus-bar
Installation requirements: Indoor, fixed on the bus-bar
by fastening the screw
IEC60044-1
JDG-0.5 Series Low Voltage Current
Transformer
Rated frequency: 50/60Hz
Rated voltage: 0.5kV
Insulation voltage: 3kV
Accuracy: 3.0, 1.0, 0.5
LJ Series Low Voltage Zero Sequency
Current Transformer
Rated frequency: 50/60Hz
Rated voltage: 500V
Cable pcs/diameter of hole: 1/φ75, 2/φ110, 4/φ140,
7/φ185
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4. JBK Series Control Transformer
Confirms to: JB/T 5555, IEC60044-1
Single-phase or two phase 50Hz/60Hz
Selectable scope of rated operating voltage: ≤660V
(it can be customized when ＞660V or ≤1140V)
BK Series Control Transformer
Confirms to: JB/T 5555, IEC60044-1
Single-phase or two phase 50/60Hz
Selectable scope of rated operating voltage: ≤660V
(it can be customized when ＞660V or ≤1140V)
It can long-term operation under the rated load
BKC Series Control Transformer
Confirms to: JB/T 5555, IEC60044-1
Single-phase or two phase 50/60Hz
Selectable scope of rated operating voltage: ≤660V
(it can be customized when ＞660V or ≤1140V)
It can long-term operation under the rated load
Adopts the iron core of “C” shape structure as well
as installation foot that is formed by once time
BKZ Series Rectification Transformer
Confirms to: JB/T 5555, IEC60044-1
Single-phase or two phase 50/60Hz
Selectable scope of rated operating voltage: ≤660V
(it can be customized when ＞660V or ≤1140V)
It is mainly consisted of control transformer, silicon
rectifier as well as the terminals.
JMB (DG, BJZ, BZ) Series Lighting
Transformer
Confirms to: JB/T 5555, IEC60044-1
Single-phase or two phase 50/60Hz
Selectable scope of rated operating voltage: ≤660V
It can long-term operation under the rated load
QZB Series Auto-Coupling Transformer
Confirms to: GB 14048.4, JB/T8752
Rated voltage: AC 380V, 220V, 660V
Rated frequency: 50/60Hz
Three phase squirrel cage induction motor step-down
startup for 500kW and below
SG (SBK, ZSG) Series Three phase
Dry-Type Transformer
Confirms to: JB/T 8750
Three phase 50/60Hz
Selectable scope of rated operating voltage: ≤690V
It can long-term operation under the rated load
BP1-3 Series Frequency Sensitive
Rheostat
It is suitable for the light load or heavy and light load
of three phase AC winding asynchronous motor that
capacity is 2.2kW~2240kW, as the use of startup.
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Power Supply Components

5. BP4 Series
Rheostat
Frequency Sensitive
It is suitable for the 14kW~1000kW winding
asynchronous induction motor, as the use
of heavy load startup.
BP6 Series
Rheostat
Frequency Sensitive
It is suitable for three phases AC 50Hz winding
asynchronous motor, as the use of full load startup.
BP8Y Series
Rheostat
Frequency Sensitive
It is suitable for the use of startup and reverse
connection of 1.5kW~1000kW 50Hz new type
energy saving motor, YZR series lifting metallurgy
asynchronous motor, under the situation of
frequently and sensitive operation.
ZX9 Series Rheostat
Rated voltage: up to AC 660V, DC up to 440V
Total resistance value: 0.106Ω~7.396Ω
Allowed load current: 24A~215A
ZX12 Series Rheostat
Rated voltage: up to AC 660V, DC up to 440V
Total resistance value: 0.1Ω~8.0Ω
Allowed load current: 24A~215A
ZX15 Series Rheostat
Rated voltage: up to AC 660V, DC up to 440V
Total resistance value: 0.10Ω~11.0Ω
Allowed load current: 20A~215A
RT, RK Series Rheostat
Rated capacity: 0.6kW~30kW
Voltage of wheel: 64V~285V
Current of wheel: 8.15A~67A
XD1 Series Limit Current Rheostat
Confirms to: GB10229
Frame size: 12, 20
Suited capacitor: 12kvar~40kvar
Operating voltage: 0.4kV
Continuous current: 22.5A~76A
Installation requirements: Indoor, fasten by screw
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6. ACL Series Incoming Line Reactor
Rated current: 8A~1000A
Voltage drop: 2.3V, 5V, 9V
Suited power: 0.75 (1.5)kW~400kW
Insulation grade: F, H
OCL Series Outgoing Line Reactor
Rated current: 8A~1000A
Voltage drop: 2.3V, 5V, 9V
Suited power: 0.75 (1.5)kW~400kW
Insulation grade: F, H
DCL Series DC Flat Wave Reactor
Rated current: 3A~1500A/40℃
Rated operating voltage: 400V~1200V/50Hz
Dielectric withstanding voltage: iron core-winding
3000VAC/50Hz/10Ma/10s without puncture
Suited power: 0.75 (1.5)kW~400kW
Insulation grade: F, H
CKSG Series
Connection Reactor
Low Voltage Series
Reactance rate: 1%, 4.5%, 5%, 5.67%, 6%, 7%
12%, 13.8%, 14%
Rated voltage: 0.4kV~35kV
Insulation grade: B, F, H
CKSC Series
Connection Reactor
Low Voltage Series
Reactance rate: 1%, 4.5%, 5%, 5.67%, 6%, 7%
12%, 13.8%, 14%
Rated voltage: 0.4kV~0.69kV
Insulation grade: B, F, H
CKGKL Series Hollow Reactor
Rated voltage: 6kV~35kV
Rated capacity: 0~3500kvar
TDGC, TSGC, TDGC2, TSGC2 Series
Voltage Regulator
Confirms to: JB/T8749.3
Phase: Single phase, Three phase
Input voltage: single phase 220V, three phase 380V
Output voltage: single phase 0~250V, three phase 0~430V
Rated current: 2A~120A
SVC (TND, TNS) Series AC Voltage
Stabilizer
Confirms to: JB/T10089
Phase: Single phase, Three phase
Input voltage: 160V~250V, 280V~430V
Output voltage: 380V (1±3%)
Accuracy of voltage stabilization: ±3%
Output over voltage protective value:
246±4V, 426±7V
SVC-II Series AC Voltage Stabilizer
Confirms to: JB/T10089
Phase: Single phase
Input voltage: 130V~260V
Output voltage: 220V (1±3%)
Rated current: 2.2A~72A
Accuracy of voltage stabilization: ±3%
Output over voltage protective value:
246±4V
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Power Supply Components

7. TSD Series AC Voltage Stabilizer
Confirms to: JB/T10089
Phase: single phase
Input voltage: 150V~250V
Output voltage: 220V (1±3%)
Rated current: 13.5A~32A
Accuracy of voltage stabilization: ±3%
Output over voltage protective value:
246±4V
DBW, SBW Series AC Voltage Stabilizer
Confirms to: JB/T7620
Phase: single phase, three phase
Input voltage: 220V(1±20%), 380V(1±20%)
Output voltage: 220V (1±3%),380V(1±3%)
Accuracy of voltage stabilization: ±3%
Output over voltage protective value:
242±2.2V,418±3.8V
Output undervoltage protective value:
198±2.2V, 342±3.8V
(D)SBW-C Series Power Voltage
Stabilizer
Confirms to: JB/T7620
Phase: single phase, three phase
Input voltage: 220V(1±20%), 380V(1±20%)
Output voltage: 220V (1±3%),380V(1±3%)
Accuracy of voltage stabilization: ±3%
Output over voltage protective value:
242±2.2V,418±3.8V
Output undervoltage protective value:
198±2.2V, 342±3.8V
AVR Series AC Voltage Stabilizer
Confirms to: JB/T10266
Phase: single phase
Input voltage: AC160V~260V
Output voltage: 220V (1±8
Rated current: 2.2A~45.5A
Accuracy of voltage stabilization: ±8%
Over voltage protective value: 246±4V
Undervoltage protective value:184±4V
%)
JJW, JSW Series Precision Purify AC
Voltage Stabilizer
Confirms to: JB/T9299
Phase: single phase, three phase
Scope of voltage stabilization: single phase 185V~250V,
three phase 320V~433V
Output voltage: 220V (1±1 ,380V(1±1
Over voltage protective value: output voltage 246±4V
Output wave distortion
%) %)
UPS Series
Rated power: 1kVA/0.7kW~6kVA/4.2kW
Frequency: 50Hz
Input voltage: AC 180V~300V, AC 176V~276V
Input current: 5A~30A
Output voltage: AC220V
Output current: 4.5A~27A
EPS Series Emergency Power Supply
Capacity: 0.5kW~150kW
Frequency: 50Hz±3Hz
Rated voltage: DC 55V/216V, DC216V, DC324V
Charging time: less than 22h
Protective functions: over-load, short-circuit, under-
voltage (removable) protections
Over load capacity: 120% (30s), 150% (10s)
Emergency switching: ＜5s (important occasion 0.25s)
S, D, T, Q Series Switching Mode
Power Supply
Input voltage: AC 85~264, 47~63Hz
DC 120~370V
Impact current: cooling startup current 15A/110V,
30A/230V
Over load protection: 105~150% closing current,
and auto-recovery
Over voltage protection: 115%~135% of output voltage
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