CURTIS Model: 1238-6401
Nominal input voltage: 72V (default setting), 48V, 60V or 80V (84V)
2 Minute RMS Current Rating (amps): 450
S2-60 Minute RMS Current Rating (amps): 155
MOSFET overtemperature cutback: linear cutback starts at 100°C; complete cutoff at 110°C
MOSFET undertemperature cutback: approx. 50% motor current at -25°C; complete cutoff at -40°C
All low power connections are made through a single 35-pin AMPSEAL connector
Throttle Type: 0-5K Ω (default setting), flexible throttle circuitry accommodates a variety of throttle types: 5kΩ–0, 0–5kΩ, 0–5V, etc.
Operating Ambient Temperature Range: -40°C to 50°C
Internal Heatsink Operating Temperature Range: -40°C to 95°C
Storage Ambient Temperature Range: -40°C to 95°C
Package environmental rating: IP65
Dimensions: L275xW232xH85 mm

PWM operating frequency: 15 kHz
Electrical isolation to heatsink (min.): 500 VAC
PWM operating frequency: 10 kHz
Maximum controller output frequency: 300 Hz
Heatsink overtemperature cutoff: linear cutback starts at 85°C; complete cutoff at 95°C
Heatsink undertemperature cutoff: complete cutoff at -40°C

Hefei Huanxin Technology Development Co., Ltd. has been devoting ourselves to developing and manufacturing and other since 2004. We are located in Hefei, Anhui Province, with convenient transportation access. We employ over 101 - 200 People staff members. We have achieved great improvement since our company was founded in 2004. We abide by the motto of Firstclass quality, Reasonable price, Best service and Professional product support. 

Package: Normally we use the standard exporting packaging. We also can according to clients' request .
1. By Couriers: DHL, UPS, FEDEX, TNT are the main courier companies we are cooperating.
2. By Air: Delivery from the Shanghai airport to customer's destination city air port.
3. By Sea: Delivery from the Shanghai sea port .

our service

1. OEM Manufacturing welcome: Product, Package...