Technical Data Overview

This document provides detailed technical specifications, installation dimensions, operational parameters, and performance data for the Kesla 12 City series loader cranes, including models 12-81, 12T-97, 12T-102, and 12T-115.

1. Crane Models and Variants

• 12 City -81
• 12T City -97
• 12T City -102
• 12T City -115

Each model is available in standard and high pillar versions, affecting installation height and outreach capabilities.

2. Dimensional Specifications

Key dimensions (in millimeters) for each model include:

• Overall length (A): ranges from 6,535 mm to 7,235 mm depending on model and pillar height.
• Height (H): varies from 8,100 mm (12-81) up to 11,510 mm (12T-115 high pillar).
• Other critical dimensions such as B, C, D, E, F, G, I, J, K, L, M, N, O, and P are provided to assist with installation and integration.

3. Performance Parameters

Note: Weights exclude grapple, rotator, and hydraulic oil but include crane with top-seat control.

4. Installation and Assembly Dimensions

Detailed assembly dimensions are provided for pillar installation, including maximum and minimum values for key parameters such as pillar height, base dimensions, and stabilizer lengths. For example, for the 17/17T model:

• Base diameter (A): 300 mm
• Max pillar height (D): 1460 mm (L=600)
• Other dimensions such as B, C, E, F, G, H, I, J, K, L, M, and N are specified to ensure proper installation.

5. Outreach Diagrams and Slewing Options

The document includes outreach diagrams illustrating lifting capacities at various boom extensions and outreach distances. Slewing angle is consistently 425°, with a slewing torque of 28 kNm across models.

6. Standards and Certifications

The cranes comply with EN12999:2011 classification HC1/HD4/B4 and are manufactured under ISO 9001 certification by Bureau Veritas. Welding and machining tolerances conform to ISO 2768-m and EN ISO 13920-B standards.

7. Manufacturer Notes and Recommendations

• All values provided are indicative and subject to change by Kesla Oyj.
• Recommended hydraulic oil flow is 80-90 l/min for single circuit and 110-130 l/min for load sensing (LS) systems.
• Operating pressure is standardized at 26 MPa.
• Separate stabilizer weights are approximately 450 kg.

Summary

This technical document serves as a comprehensive reference for the Kesla 12 City loader crane series, detailing critical dimensions, performance metrics, installation guidelines, and compliance standards. It is essential for engineers, installers, and operators to adhere to these specifications to ensure safe and efficient crane operation.