120W 12V 24V Industrial UPS Power Supply for CCTV
- Origin:
- Zhejiang, China
- Brand:
- ZTAO
- Series Name:
- SC
- Output Power:
- 120W
- DC Output Voltage:
- CH1:13.8V, CH1: 13.4V (charging), CH1:27.6V, CH2:26.5V
- Input Voltage:
- 90~132/180~264VAC (selectable via switch), 255~370VDC(switc on 230VAC)
- Working Frequency:
- 50~60HZ
- Working Temperature:
- -20℃ ~ +65℃
- Product Dimensions:
- 159 * 98 * 38 mm (L * W * H)
- Certifications:
- CE FCC ROHS
- Warranty:
- 3 Years
120W Industrial UPS Switching Power Supply with 12V 24V Battery Backup Charger for CCTV Security Systems
Description
The SC-120-XX series products are 120W (UPS) chassis-type industrial power supplies with charging function. The output voltage includes 12V/24V, etc., and there is also a charging output. It has a small rated current to provide backup power for safe access to system needs. It can be adapted to different load application requirements to meet the needs of most industrial applications. Self-cooling heat dissipation and all-round protection ensure the reliability and stability of this series of products.
Features
- AC Input Voltage Selectable by Switch
- Protection Types: Short Circuit / Overload
- Natural Air Cooling
- Features Power-On / Charging / AC Power Indicator (LED)
- 100% Full Load Burn-in Test
- Battery Low Voltage Protection
- 3-Year Warranty
Application
Industrial Control, Mechanical Electrical Equipment, Electronic Instruments, Industrial Automation, Electronic Equipment, Semiconductor Equipment, etc. (excluding information technology equipment)
Model Specification
| MODEL | SC-120-12 | SC-120-24 | |||
| OUTPUT | DC Voltage | CH1:13.8V | CH1:13.4V(charging) | CH1:27.6V | CH2:26.5V(charging) |
| Rated Current | 8.0A | 0.5A | 4.0A | 0.3A | |
| Current range | 0~8.0A | - | 0~4.0A | - | |
| Rated power | 117.1W | 118.4W | |||
| Ripple&noise | 120mVp-p | - | 180mVp-p | - | |
| Voltage | 11.3~14.9V | - | 21.3~29.8V | - | |
| INPUT | Voltage range | 90~132/180~264VAC (selectable via switch) 255~370VDC(switc on 230VAC) | |||
| Efficiency | 84% | 86% | |||
| SAFETY | Withstand voltage | Input to Output: 1.5KVAC; Input to Ground: 1.5KVAC; Output to Ground: 500VAC | |||
| Insulation resistance | Input to Output, Input to Ground, Output to Ground: 100 Ohms/500VDC/25℃/70%RH | ||||
| OTHERS | Dimension | 159*98*38mm（L*W*H） | |||
| Packing | 0.56kg/45pcs/26Kg/0.041m³ | ||||
Mechanical Specification and Installation（mm）
TB1 Terminal Pin No.Assignment
| Pin No. | Assignment | Pin No. | Assignment |
| 1 | AC/L | 4 | DC-V |
| 2 | AC/N | 5 | DC+V |
| 3 | FG⏚ |
CN1 External Indicator Light Description
| Indicator color | Description |
| Green | DC OUTPUT Indicator light |
| Red | AC INPUT Indicator light |
| white | Battery charging indicator light |
The ST cold start function, switch allows the UPS to be started directly with batteries in the absence of mains power, meeting the user's emergency needs
| Pin | Function | ||
| L | AC LINE | screw: M4*9.5 Torque: 22Kgf.cn (2.2N.m) | 8-M3 mounting holes for customer system Mounting screw: M3 Installation torque: 8 kgf·cm (0.8 N·m) The screw should extend no more than 3 mm into the enclosure. Remark: Unit: mm [inch]; unspecified tolerances are ±0.5 [±0.020] |
| N | AC NETURAL | ||
| ⏚ | EARTH | ||
| -Vo | DC output - | screws: M4*9.5 Torque: 22Kgf.cn (2.2N.m) | |
| +Vo | DC output + |
Characteristic Curve
Input voltage VS Output load
AMBIENT TEMPERATURE VS Input voltage VS Output load Output Load
Notes：
1.For more detailed test data, please contact our technical support to obtain the application notes for the corresponding product.
2.This product is suitable for use in natural air convection environments. For use in enclosed environments, please contact our technical support.
Application Industries
Industrial Automation and Production Lines
Provides stable DC power for PLCs, relays, sensors, small actuators, HMI modules and control circuits used in automated production equipment. It is suited to compact machine builders and production lines that require reliable low-voltage power.
Indoor LED Displays and Signage
Supports receiver cards, control boards and LED modules used in indoor video walls, menu boards and advertising displays. Select the correct output voltage and reserve sufficient capacity for LED startup current.
Security, CCTV and Access Control
Supports CCTV recorders, access controllers, door-lock relays and alarm interfaces used in commercial entrance and surveillance systems. Install the power supply inside suitable protected equipment.
Self-Service Kiosks and Ticketing Equipment
A practical power source for controllers, payment modules, sensors, small motors and internal lighting in vending machines, ticketing kiosks and other indoor self-service equipment.
FAQ
Q:What output voltages are available for the SC-120?
A:The supplied specification lists 12V and 24V versions.
Q:Does the SC-120 accept worldwide AC input?
A:Yes. The input range is 90~132/180~264VAC, 50-60 Hz, or 225-370 VDC.
Q:How do I choose the correct version?
A:Confirm the load voltage first, then calculate continuous current and total power. Include headroom for startup surge, cable loss, elevated ambient temperature and future expansion.
Q:Can the output voltage be adjusted?
A:Yes. The supplied specification lists an adjustable DC output range of ±10%. Keep the adjusted voltage within the limits of the connected equipment.
Q:Is the SC-120 fanless?
A:Yes. The SC-120 uses natural air convection. Keep all ventilation openings unobstructed.
Q:Can the SC-120 be used outdoors?
A:Not as an exposed unit. The ventilated metal enclosure is not waterproof. Install it indoors or inside a suitable protected enclosure.
Q:What protection functions are included?
A:The supplied specification lists overload, over-current and short-circuit protection.
Q:What is the operating temperature?
A:The supplied specification lists -20°C to +65°C. Derating and adequate airflow may be required at elevated temperatures.
Q:What are the dimensions and weight?
A:The SC-120 measures 159 x 98 x 38 mm and weighs approximately 0.56kg/45pcs/26Kg/0.041m³.
Q:What information is required for a quotation?
A:Provide output voltage, continuous and peak current, AC input voltage, quantity, installation environment, cooling conditions and any certification or labeling requirements.