Temperature Chamber for Charge/Discharge Testing
BTC Series
A new standard of temperature chamber for charge/discharge testing supported
for high capacity secondary batteries
Improved safety: Airflow in horizontal direction Airflow in vertical direction
Large pressure-relief vent to release high explosion Air inlet Air inlet
pressure
New
Minimal temperature variation between batteries:
Selectable airflow direction in horizontal or verical
Specimen Specimen
Improved ease of operation:
High-strength, easy-to-use toggle clamp latch
NEW
Improved battery installation efficiency:
Wide structure with minimal wasted space and room for
numerous batteries
Airflow in New
Outlet Outlet
horizontal direction Airflow in vertical direction When placing flat batteries, airflow in a horizontal direction improves
temperature uniformity against vertical direction.
Air inlet Air inlet
BTC-560Hb1
Specimen Specimen
Conventional designs Wide structure
(BTC Series)
Dead space
Outlet Outlet
When placing flat batteries, airflow in a horizontal direction improves The wide structure eliminates dead space in the test area
temperature uniformity against vertical direction. and allows for efficient installation of numerous batteries.
Model BTC-560Hb1 BTC-560Vb1 BTC-1120Hb1 BTC-1120Vb1
Conventional
Airflow direction designs Wideinstructure
Airflow horizontal direction Airflow in vertical direction Airflow in horizontal direction Airflow in vertical direction
(BTC Series)
Temperature range － 40 to +100 ℃
Dead space
Temperature range － 26 ℃ ⇔ +86 ℃
Temperature
Heat-up rate 2.1 °C/min
change rate
Cool-down rate 2.2 °C/min
Air temperature deviation 1 °C 2.5 °C
Allowable heat
The wide load eliminates dead space in the1000
structure W (stabilized at +20°C)
test area 2000 W (stabilized at +20°C)
and allows for efficient installation of numerous batteries.
Capacity 560 L 1120 L
Internal dimensions W800×H1000×D700 mm W1600×H1000×D700 mm
External dimensions *1 W1250×H2195×D1406 mm W2050×H2195×D1406 mm
Refrigerant R449A
Breaker capacity AC200V 3φ 30A AC200V 3φ 50A
Weight 550 kg 1000 kg
*1 Partial protrusions not included.
STANDARD EQUIPMENT
Cable port Door lock Frost-free
Cable ports on the right, left and rear side The toggle clamp latch ensures a strong and Continuous operation at +10°C and above is
make it possible to install the Charge/ simple method for locking the door. possible without defrosting.
Discharge System on either the left or right
side of the chamber.
Right/Left: 400 (W) × 100 (H) mm
• Reinforced test area floor (300 kg)
Rear: φ100 mm × 4
Rubber plugs for cable ports: Spiral-wrapped plugs × 4 • Emergency stop switch
Square plugs × 2 • 3-color status indicator tower
• External input/output terminal
• Sheathed heater
• Ethernet port (LAN)
Large pressure-relief vent (700 × 300 mm)
Sudden pressure rising inside the chamber
to prevent equipment damage.
Right side/Left side 400 (W) × 100 (H) mm
Rear side
Rear side φ100 mm × 4
OPTIONS (Safety devices) OTHER OPTIONS
Electromagnetic door lock CO2 fire extinguisher Viewing window
The electromagnetic lock ensures the door Begins discharge when a detector reaches Viewing windows are equipped with a
cannot be opened during operation. the limit, or when turned ON using the start removable SUS plate to prevent flying glass
switch. in the event of an explosion.
Effective viewing dimensions:
Gas detectors 295 (W) × 380 (H) mm
(H2 , CO, Hydrogen sulfide)
Monitor the target gas concentrations in
the chamber. When the limit set value is
reached, an alarm is activated and operation
stops.
Air supply/exhaust damper
• Smoke detector
(with or without exhaust fan)
• Door chain • Power supply (400 V, 380 V, 220 V)
Outside air is taken in to replace the air in • Thermal detector • Water-cooled refrigeration circuit
the test area.
• Specimen thermal detector • Heavy-load shelf and shelf bracket
(Load capacity: 50 kg)
• Flameproof rubber
• Heavy-load shelf and shelf bracket
(Load capacity: 100 kg)
• RS-485/RS-232C
communication function
• Anchoring fixtures
https://www.espec.co.jp/english Specifications, external appearance, and other descriptions are subject to
change without notice due to product improvements.
System Sales & Engineering Department We appreciate your understanding.
3-5-6 Tenjinbashi, Kita-ku, Osaka 530-8550
Tel.: 81-6-6358-4759 / Fax: 81-6-6358-1453
LEAF No.20210301 T3E03L00 (As of March 2021)
