Front View - Danfoss VLT Safety Option MCB 150 Installation Manual

Installation Guide | VLT® Safety Option MCB 150/151
• 2 dual-pole, digital inputs to activate the safety functions in accordance with EN IEC 61800-5-2:
- Safe Torque Off (STO).
- Safe Stop 1 (SS1).
- Safely Limited Speed (SLS).
• Reset function:
- DI2 can be used for resetting the safety option after an error or after deactivation of a safety function.
• Status indicators:
- Safe input status (LED 1 and LED 2).
- Safe output status (LED 4).
- LED 3 is reserved for future use (always in off state).
- By fault or warning, the LEDs indicate a failure via flash pattern, see
• Supply voltage:
- Internally supplied by the drive.
- 24 V DC output for safety sensors and encoder available.

3.4 Front View

MCB 150
Safe Option
SW. ver. xx. xx
TT L Enc.interface
1 2 3 4
Y30/
Illustration 5: VLT® Safety Option MCB 150
MCB 151
Safe Option
SW. ver. xx. xx
HTL Enc.interface
1 2 3 4
Y31/
Illustration 6: VLT® Safety Option MCB 151
Danfoss A/S © 2018.09
Option B
130B3280
1 2 3 4
LED:
5 6 7 8 9 10 11 12
Option B
130B3290
1 2 3 4
LED:
5 6 7 8 9 10 11 12
Functions and Systems Overview
table 24.
AQ279747441421en-000101 / 130R0292 | 19