Hyena BC-A320 User manual

BC-A320
Product Manual
This guideline is applicable for the Hyena e-bike system only
Version 1.1
Copyright © 2020 HYENA INC. All Right Reserved.
(with DC-A250 Driver)
This manual is intended primarily for the trained technician to install, disassemble, or maintain the e-bike.

Content
Product Features 1
Product Description 1
Parts Description 1
Product Dimension 2
Battery Pin Definition 3
Driver Pin Definition 4
Technical Data 6
BC-A320 Battery 6
DC-A250 Driver 7
Mounting 9
Tool List 9
Accessory List 9
Mounting Instructions 9
Operation 11
Operation Instructions 11
Charging Instructions 11
Safety Instructions 13
Important Notice 13
Grounding Instructions 13
Moving and Storage Instructions 13
Maintenance 13
Product Warning Label 14
Disposal 14

HYENA E-BIKE SYSTEMS
1
Product Features
Product Description
The Hyena BC-A320 rear carrier battery provides efficient energy to e-bikes. It features long-life, intelligent
BMS, and the ergonomic design includes a built-in handle for removing and transporting security.
Parts Description
AHolder & driver box
BLock for rear battery pack
CKey for rear battery pack
DBattery status indicator
ECharge socket cover
FSocket for charge connector
GRear battery pack
HBattery indicator button
IDriver DC-A250
Battery status definition: 0~100%
A
B
D
C
E
F
G
H
I

HYENA E-BIKE SYSTEMS
2
Product Dimension
Battery Pack
Driver (DC-A250)
A. HMI Connector
Cable OD：Ø 5 mm
Outer Diameter：Ø 10.5 mm
Length：135±10 mm
B. Sensor Connector
Cable OD：Ø 4 mm
Outer Diameter：Ø 9.5 mm
Length：640±10 mm
C. Motor Connector
Cable OD：Ø 6.3 mm
Outer Diameter：Ø 14 mm
Length：220±10 mm

HYENA E-BIKE SYSTEMS
3
Battery Pin Definition
Discharge
Charge
Pin
Name
Direction
Description
Remark
1
CANH
Bidirectional
CAN High
2
Power
Output
36V power output
3
CANL
Bidirectional
CAN Low
4
Wakeup
Input
Active low, used to wakeup battery from sleep mode.
5
Ground
Output
Ground output
Pin
Name
Direction
Description
Remark
1
Power
Input
Power
2
Temp
Output
Thermistor voltage
3
CANH
Bidirectional
CAN High
4
CANL
Bidirectional
CAN Low
5
Ground
Input
Ground
Note: charge port can be ON or OFF by default, according to the firmware version. For the dump charger, charge port is ON by
default. For the smart charger, charge port is OFF by default.
1
2
3
5
4
1
2
3
4
5

HYENA E-BIKE SYSTEMS
4
Driver Pin Definition
Battery
HMI
Pin
Name
Direction
Description
Remark
1
Wakeup
Input
Active low, used to wakeup battery from sleep mode.
2
Ground
Output
Ground output
3
CANH
Bidirectional
CAN High
4
Power
Output
36V power output
5
CANL
Bidirectional
CAN Low
Pin
Name
Direction
Description
Remark
1
DRV_PWR
Input
HMI: Active low, used to wake up from sleep mode
DEN: Active low, used to wake up from sleep mode
2
Brake
Input
Brake signal, active low.
3
Front Light-
Output
6.8V headlight ground
4
GND
Input
12V Console/Display ground
5
CANL
Bidirectional
CAN Low
6
VCC+
Output
12V Console/Display power
7
CANH
Bidirectional
CAN High
8
Front Light+
Output
6.8V headlight power, also supply power to horn.
9
Throttle
Input
Throttle signal
1
2
3
4
4
5
3
2
1
8
7
6
5
9

HYENA E-BIKE SYSTEMS
5
Motor
Sensor
Pin
Name
Direction
Description
Remark
1
W
Output
Phase W
2
Speed
Input
Speed signal, TTL input
3
U
Output
Phase U
4
+5V
Output
5V motor power
5
GND
Output
5V motor ground
6
Hall W
Input
Hall signal of phase W
7
V
Output
Phase V
8
Hall U
Input
Hall signal of phase U
9
Hall V
Input
Hall signal of phase V
Pin
Name
Direction
Description
Remark
1
Torque
Input
Torque signal. Analog signal.
2
GND
Output
5V sensor ground
3
V+
Output
5V sensor power
4
Cadence Cnk1
Input
Cadence signal
5
Null
N/A
Reserved
6
Null
N/A
Reserved
1
2
4
5
6
3
1
2
3
6
4
7
8
9
5

HYENA E-BIKE SYSTEMS
6
Technical Data
BC-A320 Battery
Function
Rated voltage
36V
Typical capacity
8.7Ah
Energy content (typical)
313.2Wh
Cut off voltage
< 28.0V±0.3V
Charging mode
CC-CV (constant voltage with limited
current)
Charge voltage
42.0V±0.3V
Charge Current
≤4A±0.2A
Support 2A & 3A Hyena charger
Continuous Discharge Current
15A
Weight
2.3kg
Waterproof level
IPX5
Characteristic
Protocol
CAN2.0B
Cell Type
18650
Cell Model
Panasonic 10NCR19/66-3
Serial-parallel
10S3P
Operating temperature
-10℃~+50℃80%RH
1.5C discharge
Storage temperature
-20℃~+60℃80%RH (<1 month)
-20℃~+45℃80%RH (<3 month)
-20℃~+20℃80%RH (<12 month)
Percentage of recoverable capacity = 80%
Charging temperature
0℃~+45℃80%RH
Mounting Parameter
Mounting position
Rear rack
Dimension
L388, W113, H89 mm
Certification
EN15194:2017
Yes
CE
Yes
UN38.3
Yes

HYENA E-BIKE SYSTEMS
7
DC-A250 / DC-A250+ Driver
Characteristic
Rated power
250W
Rated voltage
36V
Operating voltage
28~42Vdc
Maximum current
15A 3min
Corresponding battery output at most 15A.
Quiescent current
< 1mA
Measure condition
a. System off
b. Battery, Console, Display, Driver, Motor
and Sensor are connected well.
c. Remove all smart parts.
Operating temperature
-20℃~+60℃80%RH
Storage temperature
-20℃~+70℃80%RH (<1 month)
Hi-Pot
No permanent damage under 500V 60
seconds
Brake Sensor
N/A
Front Light
6V up to 2.4W
Optional
Rear Light
6V up to 0.6W
Optional
Certification
EN15194:2017
Yes
CE
Yes
RoHS 2.0
Yes
Protection
Short Circuit Protection
Each pin connecting to ground pin
introduce no permanent damage.
Hall Defect Protection
no hall change when motor spin.
Over Temperature Protection
Temperature > 100℃ for 1.99 seconds
continuously
Lock Rotor Protection (Pedal)
Current > 0.85*Current Limit A and motor
speed < 25 km/hr for 2.9 seconds (not
continuously)
Lock Rotor Protection (Motion)
Current > 8 A and motor speed < 30 km/hr
for 2.9 seconds (not continuously)
Communication Loss Protection
no Console communication for 2 seconds
Head Light Short Circuit Protection
short circuit of head light in introduce no
permanent damage.
Optional
Tail Light Short Circuit Protection
short circuit of tail light in introduce no
permanent damage.
Optional
Under voltage protection
Driver stops assist when voltage < 28.0V
for 10 seconds
Over voltage protection
Driver stops assist when voltage > 45.0V
for 10 seconds

HYENA E-BIKE SYSTEMS
8
Software Standard Function
Motor control
Sinusoidal Motor Control
Motor phase
120゜
Battery protocol
Brose CAN matrix
Hyena proprietary protocol
Parameter table
Parameter 2.0
Error Code table
Hyena proprietary error code table
Walk assistance
Up to 4 km/hr
Support level
Standard 3 modes, Maximum 4 modes
Current limit
Level 1: 10±1 A
Level 2: 12±1 A
Level 3: 15±1 A
OFF: N/A
Speed limit
25 km/hr
Auto sleep
Automatically sleep when system not use
for 6 minutes.
With Hyena HMI only
Assist priority
When pedal assist and walk assist occur
simultaneously, output assist according to
pedal input.
Low battery capacity
RSOC < 4% for 5 seconds
Throttle
Throttle
Optional